15122223400430 has 32 divisors (see below), whose sum is σ = 27305251873920. Its totient is φ = 6029949008160.

The previous prime is 15122223400393. The next prime is 15122223400457. The reversal of 15122223400430 is 3400432222151.

It is a junction number, because it is equal to n+sod(n) for n = 15122223400393 and 15122223400402.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30293801 + ... + 30788939.

It is an arithmetic number, because the mean of its divisors is an integer number (853289121060).

Almost surely, 2^{15122223400430} is an apocalyptic number.

15122223400430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

15122223400430 is a deficient number, since it is larger than the sum of its proper divisors (12183028473490).

15122223400430 is a wasteful number, since it uses less digits than its factorization.

15122223400430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 504704.

The product of its (nonzero) digits is 11520, while the sum is 29.

Adding to 15122223400430 its reverse (3400432222151), we get a palindrome (18522655622581).

The spelling of 15122223400430 in words is "fifteen trillion, one hundred twenty-two billion, two hundred twenty-three million, four hundred thousand, four hundred thirty".