101120212020 has 48 divisors (see below), whose sum is σ = 284238335808. Its totient is φ = 26860462080.

The previous prime is 101120212007. The next prime is 101120212033. The reversal of 101120212020 is 20212021101.

It is an interprime number because it is at equal distance from previous prime (101120212007) and next prime (101120212033).

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 101120211987 and 101120212005.

It is a congruent number.

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, 3263446 + ... + 3294285.

It is an arithmetic number, because the mean of its divisors is an integer number (5921631996).

Almost surely, 2^101120212020 is an apocalyptic number.

101120212020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101120212020 is an abundant number, since it is smaller than the sum of its proper divisors (183118123788).

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

101120212020 is a wasteful number, since it uses less digits than its factorization.

101120212020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6558000 (or 6557998 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 101120212020 its reverse (20212021101), we get a palindrome (121332233121).

The spelling of 101120212020 in words is "one hundred one billion, one hundred twenty million, two hundred twelve thousand, twenty".