1422101252 has 24 divisors (see below), whose sum is σ = 2923761792. Its totient is φ = 596685600.

The previous prime is 1422101251. The next prime is 1422101269. The reversal of 1422101252 is 2521012241.

It is not an unprimeable number, because it can be changed into a prime (1422101251) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1242524 + ... + 1243667.

It is an arithmetic number, because the mean of its divisors is an integer number (121823408).

Almost surely, 2^1422101252 is an apocalyptic number.

It is an amenable number.

1422101252 is an abundant number, since it is smaller than the sum of its proper divisors (1501660540).

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

1422101252 is a wasteful number, since it uses less digits than its factorization.

1422101252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2486219 (or 2486217 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 20.

The square root of 1422101252 is about 37710.7577754677. The cubic root of 1422101252 is about 1124.5450017159.

Adding to 1422101252 its reverse (2521012241), we get a palindrome (3943113493).

The spelling of 1422101252 in words is "one billion, four hundred twenty-two million, one hundred one thousand, two hundred fifty-two".