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1000120233131 = 23193493224729
BaseRepresentation
bin11101000110110111100…
…11111010110010101011
310112121111002122220022222
432203123303322302223
5112341221234430011
62043240543304255
7132153624500645
oct16433363726253
93477432586288
101000120233131
1135616a886918
121419b62ab08b
13734071748c6
14365983c3895
151b0370b5ddb
hexe8dbcfacab

1000120233131 has 8 divisors (see below), whose sum is σ = 1043613758880. Its totient is φ = 956627543872.

The previous prime is 1000120233113. The next prime is 1000120233193. The reversal of 1000120233131 is 1313320210001.

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 1000120233131 - 26 = 1000120233067 is a prime.

It is a super-2 number, since 2×10001202331312 (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1000120223131) 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, 4337975 + ... + 4562703.

It is an arithmetic number, because the mean of its divisors is an integer number (130451719860).

Almost surely, 21000120233131 is an apocalyptic number.

1000120233131 is a deficient number, since it is larger than the sum of its proper divisors (43493525749).

1000120233131 is a wasteful number, since it uses less digits than its factorization.

1000120233131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 418245.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 1000120233131 its reverse (1313320210001), we get a palindrome (2313440443132).

The spelling of 1000120233131 in words is "one trillion, one hundred twenty million, two hundred thirty-three thousand, one hundred thirty-one".

Divisors: 1 23 193493 224729 4450339 5168767 43483488397 1000120233131