101202210020 has 48 divisors (see below), whose sum is σ = 226945152000. Its totient is φ = 37824178560.

The previous prime is 101202210019. The next prime is 101202210097. The reversal of 101202210020 is 20012202101.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 101202209983 and 101202210010.

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, 2796320 + ... + 2832279.

It is an arithmetic number, because the mean of its divisors is an integer number (4728024000).

Almost surely, 2^101202210020 is an apocalyptic number.

101202210020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101202210020 is an abundant number, since it is smaller than the sum of its proper divisors (125742941980).

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

101202210020 is a wasteful number, since it uses less digits than its factorization.

101202210020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5628668 (or 5628666 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 101202210020 its reverse (20012202101), we get a palindrome (121214412121).

The spelling of 101202210020 in words is "one hundred one billion, two hundred two million, two hundred ten thousand, twenty".