101210011012100 has 144 divisors (see below), whose sum is σ = 222898363591680. Its totient is φ = 39883086297600.

The previous prime is 101210011012087. The next prime is 101210011012109. The reversal of 101210011012100 is 1210110012101.

It is not an unprimeable number, because it can be changed into a prime (101210011012109) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 19348116485 + ... + 19348121715.

It is an arithmetic number, because the mean of its divisors is an integer number (1547905302720).

Almost surely, 2^{101210011012100} is an apocalyptic number.

101210011012100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 101210011012100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (111449181795840).

101210011012100 is an abundant number, since it is smaller than the sum of its proper divisors (121688352579580).

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

101210011012100 is a wasteful number, since it uses less digits than its factorization.

101210011012100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10278 (or 10271 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 101210011012100 its reverse (1210110012101), we get a palindrome (102420121024201).

Subtracting from 101210011012100 its reverse (1210110012101), we obtain a palindrome (99999900999999).

The spelling of 101210011012100 in words is "one hundred one trillion, two hundred ten billion, eleven million, twelve thousand, one hundred".