101202202001220 has 48 divisors (see below), whose sum is σ = 283369290079680. Its totient is φ = 26986956297856.

The previous prime is 101202202001141. The next prime is 101202202001267. The reversal of 101202202001220 is 22100202202101.

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

It is a self number, because there is not a number n which added to its sum of digits gives 101202202001220.

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, 3785127 + ... + 14721806.

It is an arithmetic number, because the mean of its divisors is an integer number (5903526876660).

Almost surely, 2^{101202202001220} is an apocalyptic number.

101202202001220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101202202001220 is an abundant number, since it is smaller than the sum of its proper divisors (182167088078460).

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

101202202001220 is a wasteful number, since it uses less digits than its factorization.

101202202001220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18598084 (or 18598082 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 101202202001220 its reverse (22100202202101), we get a palindrome (123302404203321).

The spelling of 101202202001220 in words is "one hundred one trillion, two hundred two billion, two hundred two million, one thousand, two hundred twenty".