101211200100102 has 48 divisors (see below), whose sum is σ = 211613606971200. Its totient is φ = 32269081477776.

The previous prime is 101211200100067. The next prime is 101211200100167. The reversal of 101211200100102 is 201001002112101.

It is a super-3 number, since 3×101211200100102³ (a number of 43 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 90305149 + ... + 91419047.

It is an arithmetic number, because the mean of its divisors is an integer number (4408616811900).

Almost surely, 2^{101211200100102} is an apocalyptic number.

101211200100102 is an abundant number, since it is smaller than the sum of its proper divisors (110402406871098).

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

101211200100102 is a wasteful number, since it uses less digits than its factorization.

101211200100102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1142577 (or 1142554 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 101211200100102 its reverse (201001002112101), we get a palindrome (302212202212203).

The spelling of 101211200100102 in words is "one hundred one trillion, two hundred eleven billion, two hundred million, one hundred thousand, one hundred two".