201101212102 has 32 divisors (see below), whose sum is σ = 351351797760. Its totient is φ = 84542222880.

The previous prime is 201101212049. The next prime is 201101212111. The reversal of 201101212102 is 201212101102.

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, 7402 + ... + 634237.

It is an arithmetic number, because the mean of its divisors is an integer number (10979743680).

Almost surely, 2^201101212102 is an apocalyptic number.

201101212102 is a deficient number, since it is larger than the sum of its proper divisors (150250585658).

201101212102 is a wasteful number, since it uses less digits than its factorization.

201101212102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 642076.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 201101212102 its reverse (201212101102), we get a palindrome (402313313204).

The spelling of 201101212102 in words is "two hundred one billion, one hundred one million, two hundred twelve thousand, one hundred two".