1230451332242 has 16 divisors (see below), whose sum is σ = 2013543427392. Its totient is φ = 559274501520.

The previous prime is 1230451332203. The next prime is 1230451332347. The reversal of 1230451332242 is 2422331540321.

It is a super-2 number, since 2×1230451332242² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1230451332199 and 1230451332208.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 487013 + ... + 1642584.

It is an arithmetic number, because the mean of its divisors is an integer number (125846464212).

Almost surely, 2^{1230451332242} is an apocalyptic number.

1230451332242 is a deficient number, since it is larger than the sum of its proper divisors (783092095150).

1230451332242 is a wasteful number, since it uses less digits than its factorization.

1230451332242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2155873.

The product of its (nonzero) digits is 34560, while the sum is 32.

Adding to 1230451332242 its reverse (2422331540321), we get a palindrome (3652782872563).

The spelling of 1230451332242 in words is "one trillion, two hundred thirty billion, four hundred fifty-one million, three hundred thirty-two thousand, two hundred forty-two".