146213136231 has 8 divisors (see below), whose sum is σ = 195413916144. Its totient is φ = 97243890240.

The previous prime is 146213136227. The next prime is 146213136259. The reversal of 146213136231 is 132631312641.

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

It is not a de Polignac number, because 146213136231 - 2² = 146213136227 is a prime.

It is a super-2 number, since 2×146213136231² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 146213136192 and 146213136201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146213132231) 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, 57882006 + ... + 57884531.

It is an arithmetic number, because the mean of its divisors is an integer number (24426739518).

Almost surely, 2^146213136231 is an apocalyptic number.

146213136231 is a deficient number, since it is larger than the sum of its proper divisors (49200779913).

146213136231 is a wasteful number, since it uses less digits than its factorization.

146213136231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115766961.

The product of its digits is 15552, while the sum is 33.

Adding to 146213136231 its reverse (132631312641), we get a palindrome (278844448872).

The spelling of 146213136231 in words is "one hundred forty-six billion, two hundred thirteen million, one hundred thirty-six thousand, two hundred thirty-one".