4111121020 has 24 divisors (see below), whose sum is σ = 8817044544. Its totient is φ = 1609459776.

The previous prime is 4111121011. The next prime is 4111121087. The reversal of 4111121020 is 201211114.

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, 2185827 + ... + 2187706.

It is an arithmetic number, because the mean of its divisors is an integer number (367376856).

Almost surely, 2^4111121020 is an apocalyptic number.

It is an amenable number.

4111121020 is an abundant number, since it is smaller than the sum of its proper divisors (4705923524).

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

4111121020 is a wasteful number, since it uses less digits than its factorization.

4111121020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4373589 (or 4373587 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

The square root of 4111121020 is about 64118.0241429818. The cubic root of 4111121020 is about 1601.9664649571.

Adding to 4111121020 its reverse (201211114), we get a palindrome (4312332134).

The spelling of 4111121020 in words is "four billion, one hundred eleven million, one hundred twenty-one thousand, twenty".