100102111221999 has 32 divisors (see below), whose sum is σ = 142747858008000. Its totient is φ = 62175087360000.

The previous prime is 100102111221997. The next prime is 100102111222007. The reversal of 100102111221999 is 999122111201001.

It is not a de Polignac number, because 100102111221999 - 2¹ = 100102111221997 is a prime.

It is a super-2 number, since 2×100102111221999² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100102111221997) 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, 24370377 + ... + 28180125.

It is an arithmetic number, because the mean of its divisors is an integer number (4460870562750).

Almost surely, 2^{100102111221999} is an apocalyptic number.

100102111221999 is a deficient number, since it is larger than the sum of its proper divisors (42645746786001).

100102111221999 is a wasteful number, since it uses less digits than its factorization.

100102111221999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3814971.

The product of its (nonzero) digits is 5832, while the sum is 39.

The spelling of 100102111221999 in words is "one hundred trillion, one hundred two billion, one hundred eleven million, two hundred twenty-one thousand, nine hundred ninety-nine".