101211212110012 has 48 divisors (see below), whose sum is σ = 185006546544960. Its totient is φ = 48356635650048.

The previous prime is 101211212109923. The next prime is 101211212110037. The reversal of 101211212110012 is 210011212112101.

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, 1860028518 + ... + 1860082930.

It is an arithmetic number, because the mean of its divisors is an integer number (3854303053020).

Almost surely, 2^{101211212110012} is an apocalyptic number.

It is an amenable number.

101211212110012 is a deficient number, since it is larger than the sum of its proper divisors (83795334434948).

101211212110012 is a wasteful number, since it uses less digits than its factorization.

101211212110012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74422 (or 74420 counting only the distinct ones).

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

Adding to 101211212110012 its reverse (210011212112101), we get a palindrome (311222424222113).

The spelling of 101211212110012 in words is "one hundred one trillion, two hundred eleven billion, two hundred twelve million, one hundred ten thousand, twelve".