101211111130200 has 96 divisors (see below), whose sum is σ = 330267836356800. Its totient is φ = 25569122808960.

The previous prime is 101211111130123. The next prime is 101211111130231. The reversal of 101211111130200 is 2031111112101.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 101211111130200.

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, 4439072422 + ... + 4439095221.

It is an arithmetic number, because the mean of its divisors is an integer number (3440289962050).

Almost surely, 2^{101211111130200} is an apocalyptic number.

101211111130200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101211111130200 is an abundant number, since it is smaller than the sum of its proper divisors (229056725226600).

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

101211111130200 is a wasteful number, since it uses less digits than its factorization.

101211111130200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8878167681 (or 8878167672 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 15.

Adding to 101211111130200 its reverse (2031111112101), we get a palindrome (103242222242301).

The spelling of 101211111130200 in words is "one hundred one trillion, two hundred eleven billion, one hundred eleven million, one hundred thirty thousand, two hundred".