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10023001311231 = 321577093419187
BaseRepresentation
bin1001000111011010100101…
…1011101100011111111111
31022111012010012020221002100
42101312221123230133333
52303204101313424411
633152300411000143
72053065213304566
oct221665133543777
938435105227070
1010023001311231
113214804a39647
12115a636a39053
1357921b58645c
14269189c7cbdd
15125ac4411456
hex91da96ec7ff

10023001311231 has 12 divisors (see below), whose sum is σ = 14569883012152. Its totient is φ = 6639440358096.

The previous prime is 10023001311217. The next prime is 10023001311311. The reversal of 10023001311231 is 13211310032001.

10023001311231 is a `hidden beast` number, since 1 + 0 + 0 + 2 + 300 + 131 + 1 + 231 = 666.

It is not a de Polignac number, because 10023001311231 - 211 = 10023001309183 is a prime.

It is a super-2 number, since 2×100230013112312 (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10023001311431) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3546708181 + ... + 3546711006.

Almost surely, 210023001311231 is an apocalyptic number.

10023001311231 is a deficient number, since it is larger than the sum of its proper divisors (4546881700921).

10023001311231 is a wasteful number, since it uses less digits than its factorization.

10023001311231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7093419350 (or 7093419347 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 10023001311231 its reverse (13211310032001), we get a palindrome (23234311343232).

The spelling of 10023001311231 in words is "ten trillion, twenty-three billion, one million, three hundred eleven thousand, two hundred thirty-one".

Divisors: 1 3 9 157 471 1413 7093419187 21280257561 63840772683 1113666812359 3341000437077 10023001311231