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23231002030 = 252323100203
BaseRepresentation
bin10101101000101011…
…001111010110101110
32012222000020011210121
4111220223033112232
5340034114031110
614401104555154
71451454154615
oct255053172656
965860204717
1023231002030
119941327735
124604022aba
132262bac562
1411a546087c
1590e73ecda
hex568acf5ae

23231002030 has 8 divisors (see below), whose sum is σ = 41815803672. Its totient is φ = 9292400808.

The previous prime is 23231002009. The next prime is 23231002037. The reversal of 23231002030 is 3020013232.

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

It is a junction number, because it is equal to n+sod(n) for n = 23231001995 and 23231002013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23231002037) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1161550092 + ... + 1161550111.

It is an arithmetic number, because the mean of its divisors is an integer number (5226975459).

Almost surely, 223231002030 is an apocalyptic number.

23231002030 is a deficient number, since it is larger than the sum of its proper divisors (18584801642).

23231002030 is a wasteful number, since it uses less digits than its factorization.

23231002030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2323100210.

The product of its (nonzero) digits is 216, while the sum is 16.

Adding to 23231002030 its reverse (3020013232), we get a palindrome (26251015262).

The spelling of 23231002030 in words is "twenty-three billion, two hundred thirty-one million, two thousand, thirty".

Divisors: 1 2 5 10 2323100203 4646200406 11615501015 23231002030