100211022021005 has 128 divisors (see below), whose sum is σ = 155622282117120. Its totient is φ = 60363316316160.

The previous prime is 100211022020981. The next prime is 100211022021031. The reversal of 100211022021005 is 500120220112001.

It is not a de Polignac number, because 100211022021005 - 2²⁸ = 100210753585549 is a prime.

It is a super-2 number, since 2×100211022021005² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 97944992 + ... + 98962838.

It is an arithmetic number, because the mean of its divisors is an integer number (1215799079040).

Almost surely, 2^{100211022021005} is an apocalyptic number.

It is an amenable number.

100211022021005 is a deficient number, since it is larger than the sum of its proper divisors (55411260096115).

100211022021005 is a wasteful number, since it uses less digits than its factorization.

100211022021005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1018099.

The product of its (nonzero) digits is 80, while the sum is 17.

Adding to 100211022021005 its reverse (500120220112001), we get a palindrome (600331242133006).

The spelling of 100211022021005 in words is "one hundred trillion, two hundred eleven billion, twenty-two million, twenty-one thousand, five".