1222201102 has 16 divisors (see below), whose sum is σ = 1893485952. Its totient is φ = 591060960.

The previous prime is 1222201093. The next prime is 1222201157. The reversal of 1222201102 is 2011022221.

It is a happy number.

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, 137868 + ... + 146464.

It is an arithmetic number, because the mean of its divisors is an integer number (118342872).

Almost surely, 2^1222201102 is an apocalyptic number.

1222201102 is a deficient number, since it is larger than the sum of its proper divisors (671284850).

1222201102 is a wasteful number, since it uses less digits than its factorization.

1222201102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10923.

The product of its (nonzero) digits is 32, while the sum is 13.

The square root of 1222201102 is about 34959.9928775736. The cubic root of 1222201102 is about 1069.1719514324.

Adding to 1222201102 its reverse (2011022221), we get a palindrome (3233223323).

The spelling of 1222201102 in words is "one billion, two hundred twenty-two million, two hundred one thousand, one hundred two".