122401463503 has 12 divisors (see below), whose sum is σ = 140390039664. Its totient is φ = 106436052800.

The previous prime is 122401463497. The next prime is 122401463537. The reversal of 122401463503 is 305364104221.

It is not a de Polignac number, because 122401463503 - 2²¹ = 122399366351 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122401463803) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 21988138 + ... + 21993703.

It is an arithmetic number, because the mean of its divisors is an integer number (11699169972).

Almost surely, 2^122401463503 is an apocalyptic number.

122401463503 is a deficient number, since it is larger than the sum of its proper divisors (17988576161).

122401463503 is a wasteful number, since it uses less digits than its factorization.

122401463503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43981886 (or 43981875 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 31.

Adding to 122401463503 its reverse (305364104221), we get a palindrome (427765567724).

The spelling of 122401463503 in words is "one hundred twenty-two billion, four hundred one million, four hundred sixty-three thousand, five hundred three".