1901125022 has 16 divisors (see below), whose sum is σ = 2912198400. Its totient is φ = 930527640.

The previous prime is 1901125013. The next prime is 1901125111. The reversal of 1901125022 is 2205211091.

It is a super-2 number, since 2×1901125022² = 7228552698549000968, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5504 + ... + 61907.

It is an arithmetic number, because the mean of its divisors is an integer number (182012400).

Almost surely, 2^1901125022 is an apocalyptic number.

1901125022 is a deficient number, since it is larger than the sum of its proper divisors (1011073378).

1901125022 is a wasteful number, since it uses less digits than its factorization.

1901125022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67711.

The product of its (nonzero) digits is 360, while the sum is 23.

The square root of 1901125022 is about 43601.8924130593. The cubic root of 1901125022 is about 1238.8067392686.

The spelling of 1901125022 in words is "one billion, nine hundred one million, one hundred twenty-five thousand, twenty-two".