1022122112012 has 12 divisors (see below), whose sum is σ = 1788731280336. Its totient is φ = 511056031920.

The previous prime is 1022122111973. The next prime is 1022122112041. The reversal of 1022122112012 is 2102112212201.

It is a super-2 number, since 2×1022122112012² (a number of 25 digits) contains 22 as substring.

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, 778064 + ... + 1627767.

It is an arithmetic number, because the mean of its divisors is an integer number (149060940028).

Almost surely, 2^{1022122112012} is an apocalyptic number.

It is an amenable number.

1022122112012 is a deficient number, since it is larger than the sum of its proper divisors (766609168324).

1022122112012 is a wasteful number, since it uses less digits than its factorization.

1022122112012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2512048 (or 2512046 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 1022122112012 its reverse (2102112212201), we get a palindrome (3124234324213).

The spelling of 1022122112012 in words is "one trillion, twenty-two billion, one hundred twenty-two million, one hundred twelve thousand, twelve".