213013013112102 has 32 divisors (see below), whose sum is σ = 486918061344000. Its totient is φ = 60856964110368.

The previous prime is 213013013112049. The next prime is 213013013112131. The reversal of 213013013112102 is 201211310310312.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 161701977 + ... + 163013972.

It is an arithmetic number, because the mean of its divisors is an integer number (15216189417000).

Almost surely, 2^{213013013112102} is an apocalyptic number.

213013013112102 is an abundant number, since it is smaller than the sum of its proper divisors (273905048231898).

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

213013013112102 is a wasteful number, since it uses less digits than its factorization.

213013013112102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 324731580.

The product of its (nonzero) digits is 216, while the sum is 21.

Adding to 213013013112102 its reverse (201211310310312), we get a palindrome (414224323422414).

The spelling of 213013013112102 in words is "two hundred thirteen trillion, thirteen billion, thirteen million, one hundred twelve thousand, one hundred two".