210144431130423 has 32 divisors (see below), whose sum is σ = 300143346048000. Its totient is φ = 130318646078976.

The previous prime is 210144431130401. The next prime is 210144431130449. The reversal of 210144431130423 is 324031134441012.

It is a happy number.

It is not a de Polignac number, because 210144431130423 - 2⁸ = 210144431130167 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210144431135423) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 36623523 + ... + 41971076.

It is an arithmetic number, because the mean of its divisors is an integer number (9379479564000).

Almost surely, 2^{210144431130423} is an apocalyptic number.

210144431130423 is a deficient number, since it is larger than the sum of its proper divisors (89998914917577).

210144431130423 is a wasteful number, since it uses less digits than its factorization.

210144431130423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78595231.

The product of its (nonzero) digits is 27648, while the sum is 33.

Adding to 210144431130423 its reverse (324031134441012), we get a palindrome (534175565571435).

The spelling of 210144431130423 in words is "two hundred ten trillion, one hundred forty-four billion, four hundred thirty-one million, one hundred thirty thousand, four hundred twenty-three".