1012102100122 has 16 divisors (see below), whose sum is σ = 1570527037440. Its totient is φ = 488593616112.

The previous prime is 1012102100029. The next prime is 1012102100201. The reversal of 1012102100122 is 2210012012101.

It is a super-2 number, since 2×1012102100122² (a number of 25 digits) contains 22 as substring.

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, 7532743 + ... + 7665925.

It is an arithmetic number, because the mean of its divisors is an integer number (98157939840).

Almost surely, 2^{1012102100122} is an apocalyptic number.

1012102100122 is a deficient number, since it is larger than the sum of its proper divisors (558424937318).

1012102100122 is a wasteful number, since it uses less digits than its factorization.

1012102100122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 264237.

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

Adding to 1012102100122 its reverse (2210012012101), we get a palindrome (3222114112223).

The spelling of 1012102100122 in words is "one trillion, twelve billion, one hundred two million, one hundred thousand, one hundred twenty-two".