2031132194 has 32 divisors (see below), whose sum is σ = 3759361536. Its totient is φ = 801472320.

The previous prime is 2031132161. The next prime is 2031132211. The reversal of 2031132194 is 4912311302.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 58199 + ... + 86309.

It is an arithmetic number, because the mean of its divisors is an integer number (117480048).

Almost surely, 2^2031132194 is an apocalyptic number.

2031132194 is a deficient number, since it is larger than the sum of its proper divisors (1728229342).

2031132194 is a wasteful number, since it uses less digits than its factorization.

2031132194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28530.

The product of its (nonzero) digits is 1296, while the sum is 26.

The square root of 2031132194 is about 45068.0839841234. The cubic root of 2031132194 is about 1266.4247709672.

Adding to 2031132194 its reverse (4912311302), we get a palindrome (6943443496).

The spelling of 2031132194 in words is "two billion, thirty-one million, one hundred thirty-two thousand, one hundred ninety-four".