1012002211012 has 24 divisors (see below), whose sum is σ = 1908678846872. Its totient is φ = 466724332800.

The previous prime is 1012002210983. The next prime is 1012002211021. The reversal of 1012002211012 is 2101122002101.

It can be written as a sum of positive squares in 4 ways, for example, as 228451497156 + 783550713856 = 477966^2 + 885184^2 .

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a junction number, because it is equal to n+sod(n) for n = 1012002210983 and 1012002211001.

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, 7297539 + ... + 7434922.

Almost surely, 2^{1012002211012} is an apocalyptic number.

It is an amenable number.

1012002211012 is a deficient number, since it is larger than the sum of its proper divisors (896676635860).

1012002211012 is a wasteful number, since it uses less digits than its factorization.

1012002211012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14733799 (or 14733797 counting only the distinct ones).

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

Adding to 1012002211012 its reverse (2101122002101), we get a palindrome (3113124213113).

The spelling of 1012002211012 in words is "one trillion, twelve billion, two million, two hundred eleven thousand, twelve".