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232031213213 = 1031559140253
BaseRepresentation
bin1101100000011000100…
…0110101011010011101
3211011220122122220120112
43120012020311122131
512300144442310323
6254332122055405
722522643525162
oct3300610653235
9734818586515
10232031213213
118a449630838
1238b7694a565
1318b5a469887
14b3321cc069
156080579178
hex360623569d

232031213213 has 8 divisors (see below), whose sum is σ = 232303579776. Its totient is φ = 231758940400.

The previous prime is 232031213129. The next prime is 232031213221. The reversal of 232031213213 is 312312130232.

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

It is a cyclic number.

It is not a de Polignac number, because 232031213213 - 232 = 227736245917 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (232033213213) 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, 5744195 + ... + 5784447.

It is an arithmetic number, because the mean of its divisors is an integer number (29037947472).

Almost surely, 2232031213213 is an apocalyptic number.

It is an amenable number.

232031213213 is a deficient number, since it is larger than the sum of its proper divisors (272366563).

232031213213 is a wasteful number, since it uses less digits than its factorization.

232031213213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46875.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 232031213213 its reverse (312312130232), we get a palindrome (544343343445).

The spelling of 232031213213 in words is "two hundred thirty-two billion, thirty-one million, two hundred thirteen thousand, two hundred thirteen".

Divisors: 1 1031 5591 40253 5764321 41500843 225054523 232031213213