2212512102 has 48 divisors (see below), whose sum is σ = 4823470080. Its totient is φ = 732954096.

The previous prime is 2212512101. The next prime is 2212512119. The reversal of 2212512102 is 2012152122.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2212512101) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3357049 + ... + 3357707.

It is an arithmetic number, because the mean of its divisors is an integer number (100488960).

Almost surely, 2^2212512102 is an apocalyptic number.

2212512102 is an abundant number, since it is smaller than the sum of its proper divisors (2610957978).

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

2212512102 is a wasteful number, since it uses less digits than its factorization.

2212512102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1537 (or 1534 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 18.

The square root of 2212512102 is about 47037.3479481996. The cubic root of 2212512102 is about 1303.0524134853.

Adding to 2212512102 its reverse (2012152122), we get a palindrome (4224664224).

The spelling of 2212512102 in words is "two billion, two hundred twelve million, five hundred twelve thousand, one hundred two".