101202122111220 has 96 divisors (see below), whose sum is σ = 339070357866240. Its totient is φ = 24911291594880.

The previous prime is 101202122111137. The next prime is 101202122111269. The reversal of 101202122111220 is 22111221202101.

101202122111220 is a `hidden beast` number, since 1 + 0 + 1 + 20 + 212 + 211 + 1 + 220 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 101202122111193 and 101202122111202.

It is a congruent 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, 7208121336 + ... + 7208135375.

It is an arithmetic number, because the mean of its divisors is an integer number (3531982894440).

Almost surely, 2^{101202122111220} is an apocalyptic number.

101202122111220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101202122111220 is an abundant number, since it is smaller than the sum of its proper divisors (237868235755020).

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

101202122111220 is a wasteful number, since it uses less digits than its factorization.

101202122111220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14416256742 (or 14416256734 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 101202122111220 its reverse (22111221202101), we get a palindrome (123313343313321).

The spelling of 101202122111220 in words is "one hundred one trillion, two hundred two billion, one hundred twenty-two million, one hundred eleven thousand, two hundred twenty".