10212113100 has 72 divisors (see below), whose sum is σ = 33768060928. Its totient is φ = 2334196800.

The previous prime is 10212113083. The next prime is 10212113113. The reversal of 10212113100 is 131121201.

It is a super-2 number, since 2×10212113100² (a number of 21 digits) contains 22 as substring.

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

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, 2429356 + ... + 2433555.

Almost surely, 2^10212113100 is an apocalyptic number.

10212113100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10212113100 is an abundant number, since it is smaller than the sum of its proper divisors (23555947828).

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

10212113100 is a wasteful number, since it uses less digits than its factorization.

10212113100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4862935 (or 4862928 counting only the distinct ones).

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

Adding to 10212113100 its reverse (131121201), we get a palindrome (10343234301).

The spelling of 10212113100 in words is "ten billion, two hundred twelve million, one hundred thirteen thousand, one hundred".