101121012110200 has 24 divisors (see below), whose sum is σ = 235106353156680. Its totient is φ = 40448404844000.

The previous prime is 101121012110149. The next prime is 101121012110201. The reversal of 101121012110200 is 2011210121101.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101121012110201) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 252802530076 + ... + 252802530475.

It is an arithmetic number, because the mean of its divisors is an integer number (9796098048195).

Almost surely, 2^{101121012110200} is an apocalyptic number.

101121012110200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101121012110200 is an abundant number, since it is smaller than the sum of its proper divisors (133985341046480).

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

101121012110200 is a wasteful number, since it uses less digits than its factorization.

101121012110200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 505605060567 (or 505605060558 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 101121012110200 its reverse (2011210121101), we get a palindrome (103132222231301).

The spelling of 101121012110200 in words is "one hundred one trillion, one hundred twenty-one billion, twelve million, one hundred ten thousand, two hundred".