10101011012100 has 108 divisors (see below), whose sum is σ = 31661671065024. Its totient is φ = 2693550767040.

The previous prime is 10101011012047. The next prime is 10101011012123. The reversal of 10101011012100 is 121011010101.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 75899817 + ... + 76032783.

Almost surely, 2^{10101011012100} is an apocalyptic number.

10101011012100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10101011012100 is an abundant number, since it is smaller than the sum of its proper divisors (21560660052924).

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

10101011012100 is a wasteful number, since it uses less digits than its factorization.

10101011012100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 217394 (or 217384 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 9.

Adding to 10101011012100 its reverse (121011010101), we get a palindrome (10222022022201).

The spelling of 10101011012100 in words is "ten trillion, one hundred one billion, eleven million, twelve thousand, one hundred".