1011100102122 has 16 divisors (see below), whose sum is σ = 2206036586592. Its totient is φ = 306393970320.

The previous prime is 1011100102079. The next prime is 1011100102147. The reversal of 1011100102122 is 2212010011101.

It is a super-2 number, since 2×1011100102122² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1011100102098 and 1011100102107.

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, 7659849193 + ... + 7659849324.

It is an arithmetic number, because the mean of its divisors is an integer number (137877286662).

Almost surely, 2^{1011100102122} is an apocalyptic number.

1011100102122 is an abundant number, since it is smaller than the sum of its proper divisors (1194936484470).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1011100102122 is a wasteful number, since it uses less digits than its factorization.

1011100102122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15319698533.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 1011100102122 its reverse (2212010011101), we get a palindrome (3223110113223).

The spelling of 1011100102122 in words is "one trillion, eleven billion, one hundred million, one hundred two thousand, one hundred twenty-two".