1022111210012 has 12 divisors (see below), whose sum is σ = 1789892681976. Its totient is φ = 510713300880.

The previous prime is 1022111210009. The next prime is 1022111210039. The reversal of 1022111210012 is 2100121112201.

It is a super-2 number, since 2×1022111210012² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 85569314 + ... + 85581257.

It is an arithmetic number, because the mean of its divisors is an integer number (149157723498).

Almost surely, 2^{1022111210012} is an apocalyptic number.

It is an amenable number.

1022111210012 is a deficient number, since it is larger than the sum of its proper divisors (767781471964).

1022111210012 is a wasteful number, since it uses less digits than its factorization.

1022111210012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171152068 (or 171152066 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 1022111210012 its reverse (2100121112201), we get a palindrome (3122232322213).

The spelling of 1022111210012 in words is "one trillion, twenty-two billion, one hundred eleven million, two hundred ten thousand, twelve".