10212111400 has 48 divisors (see below), whose sum is σ = 23783076000. Its totient is φ = 4077977280.

The previous prime is 10212111397. The next prime is 10212111433. The reversal of 10212111400 is 411121201.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 77179 + ... + 162421.

It is an arithmetic number, because the mean of its divisors is an integer number (495480750).

Almost surely, 2^10212111400 is an apocalyptic number.

10212111400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10212111400 is an abundant number, since it is smaller than the sum of its proper divisors (13570964600).

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

10212111400 is a wasteful number, since it uses less digits than its factorization.

10212111400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85858 (or 85849 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 10212111400 its reverse (411121201), we get a palindrome (10623232601).

The spelling of 10212111400 in words is "ten billion, two hundred twelve million, one hundred eleven thousand, four hundred".