1042312103520 has 48 divisors (see below), whose sum is σ = 3283283127600. Its totient is φ = 277949894144.

The previous prime is 1042312103513. The next prime is 1042312103527. The reversal of 1042312103520 is 253012132401.

It is an interprime number because it is at equal distance from previous prime (1042312103513) and next prime (1042312103527).

It is a tau number, because it is divible by the number of its divisors (48).

It is a super-2 number, since 2×1042312103520² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1042312103527) 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, 1085741295 + ... + 1085742254.

It is an arithmetic number, because the mean of its divisors is an integer number (68401731825).

Almost surely, 2^{1042312103520} is an apocalyptic number.

1042312103520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1042312103520 is an abundant number, since it is smaller than the sum of its proper divisors (2240971024080).

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

1042312103520 is a wasteful number, since it uses less digits than its factorization.

1042312103520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2171483567 (or 2171483559 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

Adding to 1042312103520 its reverse (253012132401), we get a palindrome (1295324235921).

The spelling of 1042312103520 in words is "one trillion, forty-two billion, three hundred twelve million, one hundred three thousand, five hundred twenty".