100020320302212 has 72 divisors (see below), whose sum is σ = 255883880004480. Its totient is φ = 32938710235200.

The previous prime is 100020320302187. The next prime is 100020320302249. The reversal of 100020320302212 is 212203023020001.

100020320302212 is a `hidden beast` number, since 1 + 0 + 0 + 0 + 20 + 320 + 302 + 21 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 28023162 + ... + 31390097.

It is an arithmetic number, because the mean of its divisors is an integer number (3553942777840).

Almost surely, 2^{100020320302212} is an apocalyptic number.

100020320302212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

100020320302212 is an abundant number, since it is smaller than the sum of its proper divisors (155863559702268).

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

100020320302212 is a wasteful number, since it uses less digits than its factorization.

100020320302212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59413833 (or 59413828 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 100020320302212 its reverse (212203023020001), we get a palindrome (312223343322213).

The spelling of 100020320302212 in words is "one hundred trillion, twenty billion, three hundred twenty million, three hundred two thousand, two hundred twelve".