101122011111220 has 48 divisors (see below), whose sum is σ = 233786667945600. Its totient is φ = 36434285896320.

The previous prime is 101122011111203. The next prime is 101122011111221. The reversal of 101122011111220 is 22111110221101.

It is a super-2 number, since 2×101122011111220² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 101122011111194 and 101122011111203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101122011111221) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2108441640 + ... + 2108489599.

It is an arithmetic number, because the mean of its divisors is an integer number (4870555582200).

Almost surely, 2^{101122011111220} is an apocalyptic number.

101122011111220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101122011111220 is an abundant number, since it is smaller than the sum of its proper divisors (132664656834380).

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

101122011111220 is a wasteful number, since it uses less digits than its factorization.

101122011111220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4216931368 (or 4216931366 counting only the distinct ones).

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

Adding to 101122011111220 its reverse (22111110221101), we get a palindrome (123233121332321).

The spelling of 101122011111220 in words is "one hundred one trillion, one hundred twenty-two billion, eleven million, one hundred eleven thousand, two hundred twenty".