190001021002122 has 32 divisors (see below), whose sum is σ = 432571494458880. Its totient is φ = 55072759710320.

The previous prime is 190001021002109. The next prime is 190001021002139. The reversal of 190001021002122 is 221200120100091.

It is a super-2 number, since 2×190001021002122² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 62582679972 + ... + 62582683007.

It is an arithmetic number, because the mean of its divisors is an integer number (13517859201840).

Almost surely, 2^{190001021002122} is an apocalyptic number.

190001021002122 is an abundant number, since it is smaller than the sum of its proper divisors (242570473456758).

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

190001021002122 is a wasteful number, since it uses less digits than its factorization.

190001021002122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125165363018.

The product of its (nonzero) digits is 144, while the sum is 21.

The spelling of 190001021002122 in words is "one hundred ninety trillion, one billion, twenty-one million, two thousand, one hundred twenty-two".