101122012121010 has 16 divisors (see below), whose sum is σ = 242692829090496. Its totient is φ = 26965869898928.

The previous prime is 101122012120979. The next prime is 101122012121021. The reversal of 101122012121010 is 10121210221101.

It is a happy number.

It is a super-2 number, since 2×101122012121010² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

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, 1685366868654 + ... + 1685366868713.

It is an arithmetic number, because the mean of its divisors is an integer number (15168301818156).

Almost surely, 2^{101122012121010} is an apocalyptic number.

101122012121010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

101122012121010 is an abundant number, since it is smaller than the sum of its proper divisors (141570816969486).

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

101122012121010 is a wasteful number, since it uses less digits than its factorization.

101122012121010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3370733737377.

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

Adding to 101122012121010 its reverse (10121210221101), we get a palindrome (111243222342111).

The spelling of 101122012121010 in words is "one hundred one trillion, one hundred twenty-two billion, twelve million, one hundred twenty-one thousand, ten".