101010212122100 has 72 divisors (see below), whose sum is σ = 223418468302848. Its totient is φ = 39630218284800.

The previous prime is 101010212122063. The next prime is 101010212122109. The reversal of 101010212122100 is 1221212010101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101010212122109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 30791156 + ... + 33913355.

It is an arithmetic number, because the mean of its divisors is an integer number (3103034281984).

Almost surely, 2^{101010212122100} is an apocalyptic number.

101010212122100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101010212122100 is an abundant number, since it is smaller than the sum of its proper divisors (122408256180748).

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

101010212122100 is a wasteful number, since it uses less digits than its factorization.

101010212122100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64704825 (or 64704818 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 101010212122100 its reverse (1221212010101), we get a palindrome (102231424132201).

The spelling of 101010212122100 in words is "one hundred one trillion, ten billion, two hundred twelve million, one hundred twenty-two thousand, one hundred".