1023422312451 has 32 divisors (see below), whose sum is σ = 1730108620800. Its totient is φ = 522636965280.

The previous prime is 1023422312447. The next prime is 1023422312461. The reversal of 1023422312451 is 1542132243201.

It is a happy number.

It is not a de Polignac number, because 1023422312451 - 2² = 1023422312447 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1023422312431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 37532131 + ... + 37559388.

It is an arithmetic number, because the mean of its divisors is an integer number (54065894400).

Almost surely, 2^{1023422312451} is an apocalyptic number.

1023422312451 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1023422312451 is a deficient number, since it is larger than the sum of its proper divisors (706686308349).

1023422312451 is a wasteful number, since it uses less digits than its factorization.

1023422312451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75091599.

The product of its (nonzero) digits is 11520, while the sum is 30.

Adding to 1023422312451 its reverse (1542132243201), we get a palindrome (2565554555652).

The spelling of 1023422312451 in words is "one trillion, twenty-three billion, four hundred twenty-two million, three hundred twelve thousand, four hundred fifty-one".