100212122021103 has 24 divisors (see below), whose sum is σ = 152380112976000. Its totient is φ = 63287378458704.

The previous prime is 100212122021017. The next prime is 100212122021113. The reversal of 100212122021103 is 301120221212001.

It is not a de Polignac number, because 100212122021103 - 2³⁴ = 100194942151919 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100212122021113) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18358803 + ... + 23183396.

It is an arithmetic number, because the mean of its divisors is an integer number (6349171374000).

Almost surely, 2^{100212122021103} is an apocalyptic number.

100212122021103 is a deficient number, since it is larger than the sum of its proper divisors (52167990954897).

100212122021103 is a wasteful number, since it uses less digits than its factorization.

100212122021103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41556331 (or 41556328 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 100212122021103 its reverse (301120221212001), we get a palindrome (401332343233104).

The spelling of 100212122021103 in words is "one hundred trillion, two hundred twelve billion, one hundred twenty-two million, twenty-one thousand, one hundred three".