101231213100330 has 64 divisors (see below), whose sum is σ = 244490036186880. Its totient is φ = 26824759524864.

The previous prime is 101231213100323. The next prime is 101231213100331. The reversal of 101231213100330 is 33001312132101.

It is a happy number.

It is a super-2 number, since 2×101231213100330² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 101231213100297 and 101231213100306.

It is not an unprimeable number, because it can be changed into a prime (101231213100331) 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, 5805214 + ... + 15367593.

It is an arithmetic number, because the mean of its divisors is an integer number (3820156815420).

Almost surely, 2^{101231213100330} is an apocalyptic number.

101231213100330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

101231213100330 is an abundant number, since it is smaller than the sum of its proper divisors (143258823086550).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

101231213100330 is a wasteful number, since it uses less digits than its factorization.

101231213100330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21173823.

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 101231213100330 its reverse (33001312132101), we get a palindrome (134232525232431).

The spelling of 101231213100330 in words is "one hundred one trillion, two hundred thirty-one billion, two hundred thirteen million, one hundred thousand, three hundred thirty".