1123020323192 has 8 divisors (see below), whose sum is σ = 2105663106000. Its totient is φ = 561510161592.

The previous prime is 1123020323189. The next prime is 1123020323279. The reversal of 1123020323192 is 2913230203211.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×1123020323192² (a number of 25 digits) 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, 70188770192 + ... + 70188770207.

It is an arithmetic number, because the mean of its divisors is an integer number (263207888250).

Almost surely, 2^{1123020323192} is an apocalyptic number.

It is an amenable number.

1123020323192 is a deficient number, since it is larger than the sum of its proper divisors (982642782808).

1123020323192 is a wasteful number, since it uses less digits than its factorization.

1123020323192 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140377540405 (or 140377540401 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 29.

The spelling of 1123020323192 in words is "one trillion, one hundred twenty-three billion, twenty million, three hundred twenty-three thousand, one hundred ninety-two".