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31113001102 = 268712264081
BaseRepresentation
bin11100111110011110…
…101011100010001110
32222022022121012212011
4130332132223202032
51002204412013402
622143151331434
72151003101011
oct347636534216
988268535764
1031113001102
1112216529257
126043820b7a
132c1ab48631
1417121ad378
15c216cbed7
hex73e7ab88e

31113001102 has 8 divisors (see below), whose sum is σ = 46676314512. Its totient is φ = 15554229600.

The previous prime is 31113001097. The next prime is 31113001111. The reversal of 31113001102 is 20110031113.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1118299 + ... + 1145782.

It is an arithmetic number, because the mean of its divisors is an integer number (5834539314).

Almost surely, 231113001102 is an apocalyptic number.

31113001102 is a deficient number, since it is larger than the sum of its proper divisors (15563313410).

31113001102 is a wasteful number, since it uses less digits than its factorization.

31113001102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2270954.

The product of its (nonzero) digits is 18, while the sum is 13.

Adding to 31113001102 its reverse (20110031113), we get a palindrome (51223032215).

The spelling of 31113001102 in words is "thirty-one billion, one hundred thirteen million, one thousand, one hundred two".

Divisors: 1 2 6871 13742 2264081 4528162 15556500551 31113001102