100212103120 has 40 divisors (see below), whose sum is σ = 235255228416. Its totient is φ = 39695664768.

The previous prime is 100212103109. The next prime is 100212103133. The reversal of 100212103120 is 21301212001.

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-2 number, since 2×100212103120² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 100212103120.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6072592 + ... + 6089071.

Almost surely, 2^100212103120 is an apocalyptic number.

100212103120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100212103120 is an abundant number, since it is smaller than the sum of its proper divisors (135043125296).

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

100212103120 is a wasteful number, since it uses less digits than its factorization.

100212103120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12161779 (or 12161773 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 100212103120 its reverse (21301212001), we get a palindrome (121513315121).

The spelling of 100212103120 in words is "one hundred billion, two hundred twelve million, one hundred three thousand, one hundred twenty".