1053442121250 has 80 divisors (see below), whose sum is σ = 2664483367392. Its totient is φ = 277533264000.

The previous prime is 1053442121209. The next prime is 1053442121297. The reversal of 1053442121250 is 521212443501.

It is a super-2 number, since 2×1053442121250² (a number of 25 digits) contains 22 as substring.

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

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1381027 + ... + 2003526.

Almost surely, 2^{1053442121250} is an apocalyptic number.

1053442121250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1053442121250 is an abundant number, since it is smaller than the sum of its proper divisors (1611041246142).

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

1053442121250 is an equidigital number, since it uses as much as digits as its factorization.

1053442121250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3384661 (or 3384646 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 30.

Adding to 1053442121250 its reverse (521212443501), we get a palindrome (1574654564751).

The spelling of 1053442121250 in words is "one trillion, fifty-three billion, four hundred forty-two million, one hundred twenty-one thousand, two hundred fifty".