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1013442010231 = 7238970726639
BaseRepresentation
bin11101011111101011101…
…10011101110001110111
310120212212111221021222211
432233311312131301313
5113101012123311411
62053322511234251
7133135015645150
oct16576566356167
93525774837884
101013442010231
1136088665a162
121444b3818987
137474b0ca651
143709d790927
151b5668c9221
hexebf5d9dc77

1013442010231 has 16 divisors (see below), whose sum is σ = 1222156339200. Its totient is φ = 821560627008.

The previous prime is 1013442010213. The next prime is 1013442010241. The reversal of 1013442010231 is 1320102443101.

It is a cyclic number.

It is not a de Polignac number, because 1013442010231 - 215 = 1013441977463 is a prime.

It is a super-2 number, since 2×10134420102312 (a number of 25 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 (1013442010241) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35348991 + ... + 35377648.

It is an arithmetic number, because the mean of its divisors is an integer number (76384771200).

Almost surely, 21013442010231 is an apocalyptic number.

1013442010231 is a deficient number, since it is larger than the sum of its proper divisors (208714328969).

1013442010231 is an equidigital number, since it uses as much as digits as its factorization.

1013442010231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70726758.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 1013442010231 its reverse (1320102443101), we get a palindrome (2333544453332).

The spelling of 1013442010231 in words is "one trillion, thirteen billion, four hundred forty-two million, ten thousand, two hundred thirty-one".

Divisors: 1 7 23 89 161 623 2047 14329 70726639 495086473 1626712697 6294670871 11386988879 44062696097 144777430033 1013442010231