2101315142 has 8 divisors (see below), whose sum is σ = 3225274536. Its totient is φ = 1026223632.

The previous prime is 2101315133. The next prime is 2101315157. The reversal of 2101315142 is 2415131012.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12216863 + ... + 12217034.

It is an arithmetic number, because the mean of its divisors is an integer number (403159317).

Almost surely, 2^2101315142 is an apocalyptic number.

2101315142 is a deficient number, since it is larger than the sum of its proper divisors (1123959394).

2101315142 is a wasteful number, since it uses less digits than its factorization.

2101315142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24433942.

The product of its (nonzero) digits is 240, while the sum is 20.

The square root of 2101315142 is about 45840.1040792885. The cubic root of 2101315142 is about 1280.8464335584.

Adding to 2101315142 its reverse (2415131012), we get a palindrome (4516446154).

The spelling of 2101315142 in words is "two billion, one hundred one million, three hundred fifteen thousand, one hundred forty-two".