101440631230 has 16 divisors (see below), whose sum is σ = 182622932064. Its totient is φ = 40569631200.

The previous prime is 101440631219. The next prime is 101440631233. The reversal of 101440631230 is 32136044101.

It is a junction number, because it is equal to n+sod(n) for n = 101440631195 and 101440631204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101440631233) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 763077 + ... + 886096.

It is an arithmetic number, because the mean of its divisors is an integer number (11413933254).

Almost surely, 2^101440631230 is an apocalyptic number.

101440631230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

101440631230 is a deficient number, since it is larger than the sum of its proper divisors (81182300834).

101440631230 is a wasteful number, since it uses less digits than its factorization.

101440631230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1655331.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 101440631230 its reverse (32136044101), we get a palindrome (133576675331).

The spelling of 101440631230 in words is "one hundred one billion, four hundred forty million, six hundred thirty-one thousand, two hundred thirty".