1011002312 has 32 divisors (see below), whose sum is σ = 2006985600. Its totient is φ = 476115264.

The previous prime is 1011002309. The next prime is 1011002341. The reversal of 1011002312 is 2132001101.

It is a junction number, because it is equal to n+sod(n) for n = 1011002293 and 1011002302.

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, 7073 + ... + 45519.

It is an arithmetic number, because the mean of its divisors is an integer number (62718300).

Almost surely, 2^1011002312 is an apocalyptic number.

It is an amenable number.

1011002312 is a deficient number, since it is larger than the sum of its proper divisors (995983288).

1011002312 is a wasteful number, since it uses less digits than its factorization.

1011002312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38645 (or 38641 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 11.

The square root of 1011002312 is about 31796.2625476643. The cubic root of 1011002312 is about 1003.6540688509.

Adding to 1011002312 its reverse (2132001101), we get a palindrome (3143003413).

The spelling of 1011002312 in words is "one billion, eleven million, two thousand, three hundred twelve".