212112210101000 has 128 divisors (see below), whose sum is σ = 541472508720000. Its totient is φ = 77130589536000.

The previous prime is 212112210100981. The next prime is 212112210101089. The reversal of 212112210101000 is 101012211212.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1316168426 + ... + 1316329574.

It is an arithmetic number, because the mean of its divisors is an integer number (4230253974375).

Almost surely, 2^{212112210101000} is an apocalyptic number.

212112210101000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

212112210101000 is an abundant number, since it is smaller than the sum of its proper divisors (329360298619000).

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

212112210101000 is a wasteful number, since it uses less digits than its factorization.

212112210101000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 280840 (or 280826 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 212112210101000 its reverse (101012211212), we get a palindrome (212213222312212).

The spelling of 212112210101000 in words is "two hundred twelve trillion, one hundred twelve billion, two hundred ten million, one hundred one thousand".