1122012042 has 8 divisors (see below), whose sum is σ = 2244024096. Its totient is φ = 374004012.

The previous prime is 1122012037. The next prime is 1122012043. The reversal of 1122012042 is 2402102211.

It is a sphenic number, since it is the product of 3 distinct primes.

1122012042 is an admirable number.

It is a super-2 number, since 2×1122012042² = 2517822044786019528, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1122012043) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 93500998 + ... + 93501009.

It is an arithmetic number, because the mean of its divisors is an integer number (280503012).

Almost surely, 2^1122012042 is an apocalyptic number.

1122012042 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1122012042 is a wasteful number, since it uses less digits than its factorization.

1122012042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 187002012.

The product of its (nonzero) digits is 64, while the sum is 15.

The square root of 1122012042 is about 33496.4481997719. The cubic root of 1122012042 is about 1039.1203243138.

Adding to 1122012042 its reverse (2402102211), we get a palindrome (3524114253).

The spelling of 1122012042 in words is "one billion, one hundred twenty-two million, twelve thousand, forty-two".