10101211122102 has 32 divisors (see below), whose sum is σ = 20505537686400. Its totient is φ = 3316558912128.

The previous prime is 10101211122097. The next prime is 10101211122137. The reversal of 10101211122102 is 20122111210101.

It is a happy number.

It is a super-2 number, since 2×10101211122102² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

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, 4263849 + ... + 6195387.

It is an arithmetic number, because the mean of its divisors is an integer number (640798052700).

Almost surely, 2^{10101211122102} is an apocalyptic number.

10101211122102 is an abundant number, since it is smaller than the sum of its proper divisors (10404326564298).

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

10101211122102 is a wasteful number, since it uses less digits than its factorization.

10101211122102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1944620.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 10101211122102 its reverse (20122111210101), we get a palindrome (30223322332203).

The spelling of 10101211122102 in words is "ten trillion, one hundred one billion, two hundred eleven million, one hundred twenty-two thousand, one hundred two".