100211020221123 has 32 divisors (see below), whose sum is σ = 169672835942400. Its totient is φ = 57262298122368.

The previous prime is 100211020221017. The next prime is 100211020221127. The reversal of 100211020221123 is 321122020112001.

It is not a de Polignac number, because 100211020221123 - 2¹⁸ = 100211019958979 is a prime.

It is a super-2 number, since 2×100211020221123² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 100211020221096 and 100211020221105.

It is not an unprimeable number, because it can be changed into a prime (100211020221127) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4260523 + ... + 14784251.

It is an arithmetic number, because the mean of its divisors is an integer number (5302276123200).

Almost surely, 2^{100211020221123} is an apocalyptic number.

100211020221123 is a deficient number, since it is larger than the sum of its proper divisors (69461815721277).

100211020221123 is a wasteful number, since it uses less digits than its factorization.

100211020221123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10574128 (or 10574122 counting only the distinct ones).

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

Adding to 100211020221123 its reverse (321122020112001), we get a palindrome (421333040333124).

The spelling of 100211020221123 in words is "one hundred trillion, two hundred eleven billion, twenty million, two hundred twenty-one thousand, one hundred twenty-three".