103442453252 has 12 divisors (see below), whose sum is σ = 181444306176. Its totient is φ = 51601222920.

The previous prime is 103442453251. The next prime is 103442453269. The reversal of 103442453252 is 252354244301.

It is a happy number.

It is a super-2 number, since 2×103442453252² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (103442453251) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29998988 + ... + 30002435.

It is an arithmetic number, because the mean of its divisors is an integer number (15120358848).

Almost surely, 2^103442453252 is an apocalyptic number.

It is an amenable number.

103442453252 is a deficient number, since it is larger than the sum of its proper divisors (78001852924).

103442453252 is a wasteful number, since it uses less digits than its factorization.

103442453252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60001858 (or 60001856 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 35.

Adding to 103442453252 its reverse (252354244301), we get a palindrome (355796697553).

The spelling of 103442453252 in words is "one hundred three billion, four hundred forty-two million, four hundred fifty-three thousand, two hundred fifty-two".