1022250401252 has 24 divisors (see below), whose sum is σ = 1804013164800. Its totient is φ = 506829759200.

The previous prime is 1022250401219. The next prime is 1022250401267. The reversal of 1022250401252 is 2521040522201.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1111124 + ... + 1810827.

It is an arithmetic number, because the mean of its divisors is an integer number (75167215200).

Almost surely, 2^{1022250401252} is an apocalyptic number.

It is an amenable number.

1022250401252 is a deficient number, since it is larger than the sum of its proper divisors (781762763548).

1022250401252 is a wasteful number, since it uses less digits than its factorization.

1022250401252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2922691 (or 2922689 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 26.

Adding to 1022250401252 its reverse (2521040522201), we get a palindrome (3543290923453).

The spelling of 1022250401252 in words is "one trillion, twenty-two billion, two hundred fifty million, four hundred one thousand, two hundred fifty-two".