212011112012102 has 16 divisors (see below), whose sum is σ = 342505507533840. Its totient is φ = 97843848496032.

The previous prime is 212011112012087. The next prime is 212011112012111. The reversal of 212011112012102 is 201210211110212.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 309399977 + ... + 310084452.

It is an arithmetic number, because the mean of its divisors is an integer number (21406594220865).

Almost surely, 2^{212011112012102} is an apocalyptic number.

212011112012102 is a deficient number, since it is larger than the sum of its proper divisors (130494395521738).

212011112012102 is a wasteful number, since it uses less digits than its factorization.

212011112012102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 619497607.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 212011112012102 its reverse (201210211110212), we get a palindrome (413221323122314).

The spelling of 212011112012102 in words is "two hundred twelve trillion, eleven billion, one hundred twelve million, twelve thousand, one hundred two".