101211020200220 has 96 divisors (see below), whose sum is σ = 254519333139456. Its totient is φ = 33054458342400.

The previous prime is 101211020200189. The next prime is 101211020200249. The reversal of 101211020200220 is 22002020112101.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a junction number, because it is equal to n+sod(n) for n = 101211020200195 and 101211020200204.

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, 64435586 + ... + 65987625.

It is an arithmetic number, because the mean of its divisors is an integer number (2651243053536).

Almost surely, 2^{101211020200220} is an apocalyptic number.

101211020200220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101211020200220 is an abundant number, since it is smaller than the sum of its proper divisors (153308312939236).

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

101211020200220 is a wasteful number, since it uses less digits than its factorization.

101211020200220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130423491 (or 130423489 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 101211020200220 its reverse (22002020112101), we get a palindrome (123213040312321).

The spelling of 101211020200220 in words is "one hundred one trillion, two hundred eleven billion, twenty million, two hundred thousand, two hundred twenty".