1011021122 has 16 divisors (see below), whose sum is σ = 1597039200. Its totient is φ = 478697760.

The previous prime is 1011021119. The next prime is 1011021149. The reversal of 1011021122 is 2211201101.

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, 117797 + ... + 126087.

It is an arithmetic number, because the mean of its divisors is an integer number (99814950).

Almost surely, 2^1011021122 is an apocalyptic number.

1011021122 is a deficient number, since it is larger than the sum of its proper divisors (586018078).

1011021122 is a wasteful number, since it uses less digits than its factorization.

1011021122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11521.

The product of its (nonzero) digits is 8, while the sum is 11.

The square root of 1011021122 is about 31796.5583357696. The cubic root of 1011021122 is about 1003.6602932402.

Adding to 1011021122 its reverse (2211201101), we get a palindrome (3222222223).

The spelling of 1011021122 in words is "one billion, eleven million, twenty-one thousand, one hundred twenty-two".