231022012101 has 8 divisors (see below), whose sum is σ = 317965780224. Its totient is φ = 149046459360.

The previous prime is 231022012097. The next prime is 231022012121. The reversal of 231022012101 is 101210220132.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 231022012101 - 2² = 231022012097 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (231022012121) 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, 1242053736 + ... + 1242053921.

It is an arithmetic number, because the mean of its divisors is an integer number (39745722528).

Almost surely, 2^231022012101 is an apocalyptic number.

It is an amenable number.

231022012101 is a deficient number, since it is larger than the sum of its proper divisors (86943768123).

231022012101 is a wasteful number, since it uses less digits than its factorization.

231022012101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2484107691.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 231022012101 its reverse (101210220132), we get a palindrome (332232232233).

The spelling of 231022012101 in words is "two hundred thirty-one billion, twenty-two million, twelve thousand, one hundred one".