1222102022202 has 24 divisors (see below), whose sum is σ = 2649668463936. Its totient is φ = 407093379336.

The previous prime is 1222102022161. The next prime is 1222102022243. The reversal of 1222102022202 is 2022202012221.

It is an interprime number because it is at equal distance from previous prime (1222102022161) and next prime (1222102022243).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 22802608 + ... + 22856139.

It is an arithmetic number, because the mean of its divisors is an integer number (110402852664).

Almost surely, 2^{1222102022202} is an apocalyptic number.

1222102022202 is an abundant number, since it is smaller than the sum of its proper divisors (1427566441734).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1222102022202 is a wasteful number, since it uses less digits than its factorization.

1222102022202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45660242 (or 45660239 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 1222102022202 its reverse (2022202012221), we get a palindrome (3244304034423).

It can be divided in two parts, 122210 and 2022202, that added together give a palindrome (2144412).

The spelling of 1222102022202 in words is "one trillion, two hundred twenty-two billion, one hundred two million, twenty-two thousand, two hundred two".