1012102012 has 48 divisors (see below), whose sum is σ = 1860009984. Its totient is φ = 481320000.

The previous prime is 1012101991. The next prime is 1012102027. The reversal of 1012102012 is 2102012101.

It is a self number, because there is not a number n which added to its sum of digits gives 1012102012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2642373 + ... + 2642755.

It is an arithmetic number, because the mean of its divisors is an integer number (38750208).

Almost surely, 2^1012102012 is an apocalyptic number.

It is an amenable number.

1012102012 is a deficient number, since it is larger than the sum of its proper divisors (847907972).

1012102012 is a wasteful number, since it uses less digits than its factorization.

1012102012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 730 (or 728 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

The square root of 1012102012 is about 31813.5507606429. The cubic root of 1012102012 is about 1004.0178393469.

Adding to 1012102012 its reverse (2102012101), we get a palindrome (3114114113).

It can be divided in two parts, 101 and 2102012, that multiplied together give a palindrome (212303212).

The spelling of 1012102012 in words is "one billion, twelve million, one hundred two thousand, twelve".