213102222000 has 160 divisors (see below), whose sum is σ = 716913400320. Its totient is φ = 54356473600.

The previous prime is 213102221987. The next prime is 213102222019. The reversal of 213102222000 is 222201312.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (15).

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, 634110 + ... + 910109.

It is an arithmetic number, because the mean of its divisors is an integer number (4480708752).

Almost surely, 2^213102222000 is an apocalyptic number.

213102222000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

213102222000 is an abundant number, since it is smaller than the sum of its proper divisors (503811178320).

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

213102222000 is a wasteful number, since it uses less digits than its factorization.

213102222000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1544268 (or 1544252 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 213102222000 its reverse (222201312), we get a palindrome (213324423312).

The spelling of 213102222000 in words is "two hundred thirteen billion, one hundred two million, two hundred twenty-two thousand".