212002131102 has 16 divisors (see below), whose sum is σ = 427756513680. Its totient is φ = 70042001792.

The previous prime is 212002131097. The next prime is 212002131109. The reversal of 212002131102 is 201131200212.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212002131109) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 156343077 + ... + 156344432.

It is an arithmetic number, because the mean of its divisors is an integer number (26734782105).

Almost surely, 2^212002131102 is an apocalyptic number.

212002131102 is an abundant number, since it is smaller than the sum of its proper divisors (215754382578).

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

212002131102 is a wasteful number, since it uses less digits than its factorization.

212002131102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 312687627.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 212002131102 its reverse (201131200212), we get a palindrome (413133331314).

The spelling of 212002131102 in words is "two hundred twelve billion, two million, one hundred thirty-one thousand, one hundred two".