1220023302 has 16 divisors (see below), whose sum is σ = 2480048112. Its totient is φ = 400007520.

The previous prime is 1220023291. The next prime is 1220023319. The reversal of 1220023302 is 2033200221.

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, 1666333 + ... + 1667064.

It is an arithmetic number, because the mean of its divisors is an integer number (155003007).

Almost surely, 2^1220023302 is an apocalyptic number.

1220023302 is an abundant number, since it is smaller than the sum of its proper divisors (1260024810).

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

1220023302 is a wasteful number, since it uses less digits than its factorization.

1220023302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3333463.

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 1220023302 is about 34928.8319587128. The cubic root of 1220023302 is about 1068.5365330782.

Adding to 1220023302 its reverse (2033200221), we get a palindrome (3253223523).

The spelling of 1220023302 in words is "one billion, two hundred twenty million, twenty-three thousand, three hundred two".