1021424110252 has 48 divisors (see below), whose sum is σ = 2295642166272. Its totient is φ = 386511174720.

The previous prime is 1021424110249. The next prime is 1021424110253. The reversal of 1021424110252 is 2520114241201.

It is not an unprimeable number, because it can be changed into a prime (1021424110253) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 60994024 + ... + 61010767.

It is an arithmetic number, because the mean of its divisors is an integer number (47825878464).

Almost surely, 2^{1021424110252} is an apocalyptic number.

It is an amenable number.

1021424110252 is an abundant number, since it is smaller than the sum of its proper divisors (1274218056020).

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

1021424110252 is a wasteful number, since it uses less digits than its factorization.

1021424110252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122004838 (or 122004836 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 25.

Adding to 1021424110252 its reverse (2520114241201), we get a palindrome (3541538351453).

The spelling of 1021424110252 in words is "one trillion, twenty-one billion, four hundred twenty-four million, one hundred ten thousand, two hundred fifty-two".