211202202102 has 64 divisors (see below), whose sum is σ = 440036210880. Its totient is φ = 67521484800.

The previous prime is 211202202073. The next prime is 211202202103. The reversal of 211202202102 is 201202202112.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211202202103) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 50853258 + ... + 50857410.

It is an arithmetic number, because the mean of its divisors is an integer number (6875565795).

Almost surely, 2^211202202102 is an apocalyptic number.

211202202102 is an abundant number, since it is smaller than the sum of its proper divisors (228834008778).

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

211202202102 is a wasteful number, since it uses less digits than its factorization.

211202202102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7649.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 211202202102 its reverse (201202202112), we get a palindrome (412404404214).

It can be divided in two parts, 21120 and 2202102, that added together give a palindrome (2223222).

The spelling of 211202202102 in words is "two hundred eleven billion, two hundred two million, two hundred two thousand, one hundred two".