1201011022 has 16 divisors (see below), whose sum is σ = 1841175360. Its totient is φ = 587304448.

The previous prime is 1201011011. The next prime is 1201011043. The reversal of 1201011022 is 2201101021.

It is a congruent number.

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, 155754 + ... + 163282.

It is an arithmetic number, because the mean of its divisors is an integer number (115073460).

Almost surely, 2^1201011022 is an apocalyptic number.

1201011022 is a deficient number, since it is larger than the sum of its proper divisors (640164338).

1201011022 is a wasteful number, since it uses less digits than its factorization.

1201011022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9275.

The product of its (nonzero) digits is 8, while the sum is 10.

The square root of 1201011022 is about 34655.6059245831. The cubic root of 1201011022 is about 1062.9569218513.

Adding to 1201011022 its reverse (2201101021), we get a palindrome (3402112043).

It can be divided in two parts, 12010 and 11022, that added together give a palindrome (23032).

The spelling of 1201011022 in words is "one billion, two hundred one million, eleven thousand, twenty-two".