119900031 has 24 divisors (see below), whose sum is σ = 174017424. Its totient is φ = 73374720.

The previous prime is 119900021. The next prime is 119900041. The reversal of 119900031 is 130009911.

It is an interprime number because it is at equal distance from previous prime (119900021) and next prime (119900041).

It is not a de Polignac number, because 119900031 - 2⁷ = 119899903 is a prime.

It is a super-2 number, since 2×119900031² = 28752034867601922, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 119899974 and 119900010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (119900021) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 33861 + ... + 37233.

It is an arithmetic number, because the mean of its divisors is an integer number (7250726).

Almost surely, 2^119900031 is an apocalyptic number.

119900031 is a deficient number, since it is larger than the sum of its proper divisors (54117393).

119900031 is a wasteful number, since it uses less digits than its factorization.

119900031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3451 (or 3434 counting only the distinct ones).

The product of its (nonzero) digits is 243, while the sum is 24.

The square root of 119900031 is about 10949.8872596936. The cubic root of 119900031 is about 493.1054075050.

Adding to 119900031 its reverse (130009911), we get a palindrome (249909942).

The spelling of 119900031 in words is "one hundred nineteen million, nine hundred thousand, thirty-one".