100020300020212 has 48 divisors (see below), whose sum is σ = 205642079362944. Its totient is φ = 41965347600000.

The previous prime is 100020300020183. The next prime is 100020300020231. The reversal of 100020300020212 is 212020003020001.

It is a super-2 number, since 2×100020300020212² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a junction number, because it is equal to n+sod(n) for n = 100020300020192 and 100020300020201.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17438962 + ... + 22453462.

It is an arithmetic number, because the mean of its divisors is an integer number (4284209986728).

Almost surely, 2^{100020300020212} is an apocalyptic number.

It is an amenable number.

100020300020212 is an abundant number, since it is smaller than the sum of its proper divisors (105621779342732).

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

100020300020212 is a wasteful number, since it uses less digits than its factorization.

100020300020212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5049400 (or 5049398 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 13.

Adding to 100020300020212 its reverse (212020003020001), we get a palindrome (312040303040213).

The spelling of 100020300020212 in words is "one hundred trillion, twenty billion, three hundred million, twenty thousand, two hundred twelve".