1012021022122 has 32 divisors (see below), whose sum is σ = 1659244051584. Its totient is φ = 459118732800.

The previous prime is 1012021022087. The next prime is 1012021022227. The reversal of 1012021022122 is 2212201202101.

It is a happy number.

It is a super-2 number, since 2×1012021022122² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1012021022096 and 1012021022105.

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, 29029422 + ... + 29064262.

It is an arithmetic number, because the mean of its divisors is an integer number (51851376612).

Almost surely, 2^{1012021022122} is an apocalyptic number.

1012021022122 is a deficient number, since it is larger than the sum of its proper divisors (647223029462).

1012021022122 is a wasteful number, since it uses less digits than its factorization.

1012021022122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37374.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 1012021022122 its reverse (2212201202101), we get a palindrome (3224222224223).

The spelling of 1012021022122 in words is "one trillion, twelve billion, twenty-one million, twenty-two thousand, one hundred twenty-two".