2119195888 has 10 divisors (see below), whose sum is σ = 4105942064. Its totient is φ = 1059597936.

The previous prime is 2119195879. The next prime is 2119195901. The reversal of 2119195888 is 8885919112.

It is a happy number.

It is a super-2 number, since 2×2119195888² = 8981982423432217088, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66224856 + ... + 66224887.

Almost surely, 2^2119195888 is an apocalyptic number.

It is an amenable number.

2119195888 is a deficient number, since it is larger than the sum of its proper divisors (1986746176).

2119195888 is a wasteful number, since it uses less digits than its factorization.

2119195888 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132449751 (or 132449745 counting only the distinct ones).

The product of its digits is 414720, while the sum is 52.

The square root of 2119195888 is about 46034.7248063894. The cubic root of 2119195888 is about 1284.4692177184.

The spelling of 2119195888 in words is "two billion, one hundred nineteen million, one hundred ninety-five thousand, eight hundred eighty-eight".