1000101080 has 32 divisors (see below), whose sum is σ = 2454794640. Its totient is φ = 363672960.

The previous prime is 1000101079. The next prime is 1000101097. The reversal of 1000101080 is 801010001.

It is a Harshad number since it is a multiple of its sum of digits (11).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1136039 + ... + 1136918.

Almost surely, 2^1000101080 is an apocalyptic number.

1000101080 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1000101080 is an abundant number, since it is smaller than the sum of its proper divisors (1454693560).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1000101080 is a wasteful number, since it uses less digits than its factorization.

1000101080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2272979 (or 2272975 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

The square root of 1000101080 is about 31624.3747764284. The cubic root of 1000101080 is about 1000.0336921982.

Adding to 1000101080 its reverse (801010001), we get a palindrome (1801111081).

The spelling of 1000101080 in words is "one billion, one hundred one thousand, eighty".