1252022045430 has 96 divisors (see below), whose sum is σ = 3282571611936. Its totient is φ = 305462556672.

The previous prime is 1252022045423. The next prime is 1252022045453. The reversal of 1252022045430 is 345402202521.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 519777 + ... + 1665596.

It is an arithmetic number, because the mean of its divisors is an integer number (34193454291).

Almost surely, 2^{1252022045430} is an apocalyptic number.

1252022045430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1252022045430 is an abundant number, since it is smaller than the sum of its proper divisors (2030549566506).

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

1252022045430 is a wasteful number, since it uses less digits than its factorization.

1252022045430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2185522 (or 2185509 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 30.

Adding to 1252022045430 its reverse (345402202521), we get a palindrome (1597424247951).

The spelling of 1252022045430 in words is "one trillion, two hundred fifty-two billion, twenty-two million, forty-five thousand, four hundred thirty".