1122227901 has 12 divisors (see below), whose sum is σ = 1621799712. Its totient is φ = 747780936.

The previous prime is 1122227893. The next prime is 1122227903. The reversal of 1122227901 is 1097222211.

It is not a de Polignac number, because 1122227901 - 2³ = 1122227893 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1122227903) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11091 + ... + 48656.

It is an arithmetic number, because the mean of its divisors is an integer number (135149976).

Almost surely, 2^1122227901 is an apocalyptic number.

It is an amenable number.

1122227901 is a deficient number, since it is larger than the sum of its proper divisors (499571811).

1122227901 is a wasteful number, since it uses less digits than its factorization.

1122227901 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61840 (or 61837 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 27.

The square root of 1122227901 is about 33499.6701625553. The cubic root of 1122227901 is about 1039.1869573156.

The spelling of 1122227901 in words is "one billion, one hundred twenty-two million, two hundred twenty-seven thousand, nine hundred one".