1022112201 has 64 divisors (see below), whose sum is σ = 1607777280. Its totient is φ = 571069440.

The previous prime is 1022112197. The next prime is 1022112209.

1022112201 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 1022112201 - 2² = 1022112197 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1022112209) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 6270546 + ... + 6270708.

It is an arithmetic number, because the mean of its divisors is an integer number (25121520).

Almost surely, 2^1022112201 is an apocalyptic number.

1022112201 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1022112201 is a deficient number, since it is larger than the sum of its proper divisors (585665079).

1022112201 is a wasteful number, since it uses less digits than its factorization.

1022112201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 406.

The product of its (nonzero) digits is 16, while the sum is 12.

The square root of 1022112201 is about 31970.4895333181. The cubic root of 1022112201 is about 1007.3170636622.

It can be divided in two parts, 10221 and 12201, that added together give a palindrome (22422).

The spelling of 1022112201 in words is "one billion, twenty-two million, one hundred twelve thousand, two hundred one".