101102201212020 has 48 divisors (see below), whose sum is σ = 292217975121408. Its totient is φ = 26090890634880.

The previous prime is 101102201211961. The next prime is 101102201212027. The reversal of 101102201212020 is 20212102201101.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101102201212027) 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, 27178009219 + ... + 27178012938.

It is an arithmetic number, because the mean of its divisors is an integer number (6087874481696).

Almost surely, 2^{101102201212020} is an apocalyptic number.

101102201212020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101102201212020 is an abundant number, since it is smaller than the sum of its proper divisors (191115773909388).

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

101102201212020 is a wasteful number, since it uses less digits than its factorization.

101102201212020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54356022200 (or 54356022198 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 101102201212020 its reverse (20212102201101), we get a palindrome (121314303413121).

The spelling of 101102201212020 in words is "one hundred one trillion, one hundred two billion, two hundred one million, two hundred twelve thousand, twenty".