1302220122 has 16 divisors (see below), whose sum is σ = 2976503232. Its totient is φ = 372062880.

The previous prime is 1302220109. The next prime is 1302220163. The reversal of 1302220122 is 2210222031.

It is a happy number.

It is a super-2 number, since 2×1302220122² = 3391554492283389768, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15502579 + ... + 15502662.

It is an arithmetic number, because the mean of its divisors is an integer number (186031452).

Almost surely, 2^1302220122 is an apocalyptic number.

1302220122 is an abundant number, since it is smaller than the sum of its proper divisors (1674283110).

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

1302220122 is a wasteful number, since it uses less digits than its factorization.

1302220122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31005253.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 1302220122 is about 36086.2871739391. The cubic root of 1302220122 is about 1092.0138182717.

Adding to 1302220122 its reverse (2210222031), we get a palindrome (3512442153).

The spelling of 1302220122 in words is "one billion, three hundred two million, two hundred twenty thousand, one hundred twenty-two".