10101211021122 has 64 divisors (see below), whose sum is σ = 22814988094080. Its totient is φ = 2959782142464.

The previous prime is 10101211021103. The next prime is 10101211021177. The reversal of 10101211021122 is 22112011210101.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 30421248 + ... + 30751499.

It is an arithmetic number, because the mean of its divisors is an integer number (356484188970).

Almost surely, 2^{10101211021122} is an apocalyptic number.

10101211021122 is an abundant number, since it is smaller than the sum of its proper divisors (12713777072958).

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

10101211021122 is a wasteful number, since it uses less digits than its factorization.

10101211021122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61172867.

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

Adding to 10101211021122 its reverse (22112011210101), we get a palindrome (32213222231223).

The spelling of 10101211021122 in words is "ten trillion, one hundred one billion, two hundred eleven million, twenty-one thousand, one hundred twenty-two".