1011222042 has 16 divisors (see below), whose sum is σ = 2022756192. Its totient is φ = 337022000.

The previous prime is 1011222031. The next prime is 1011222131. The reversal of 1011222042 is 2402221101.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66628 + ... + 80384.

It is an arithmetic number, because the mean of its divisors is an integer number (126422262).

Almost surely, 2^1011222042 is an apocalyptic number.

1011222042 is an abundant number, since it is smaller than the sum of its proper divisors (1011534150).

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

1011222042 is a wasteful number, since it uses less digits than its factorization.

1011222042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26013.

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

The square root of 1011222042 is about 31799.7176402559. The cubic root of 1011222042 is about 1003.7267745645.

Adding to 1011222042 its reverse (2402221101), we get a palindrome (3413443143).

The spelling of 1011222042 in words is "one billion, eleven million, two hundred twenty-two thousand, forty-two".