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13020311110 = 251302031111
BaseRepresentation
bin11000010000001001…
…00010111001000110
31020121102000100001211
430020010202321012
5203131144423420
65551554242034
7640440550462
oct141004427106
936542010054
1013020311110
1155816984a4
12263458631a
1312c6663901
148b73354a2
15513114e5a
hex308122e46

13020311110 has 8 divisors (see below), whose sum is σ = 23436560016. Its totient is φ = 5208124440.

The previous prime is 13020311099. The next prime is 13020311113. The reversal of 13020311110 is 1111302031.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13020311113) 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, 651015546 + ... + 651015565.

It is an arithmetic number, because the mean of its divisors is an integer number (2929570002).

Almost surely, 213020311110 is an apocalyptic number.

13020311110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13020311110 is a deficient number, since it is larger than the sum of its proper divisors (10416248906).

13020311110 is a wasteful number, since it uses less digits than its factorization.

13020311110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1302031118.

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

Adding to 13020311110 its reverse (1111302031), we get a palindrome (14131613141).

The spelling of 13020311110 in words is "thirteen billion, twenty million, three hundred eleven thousand, one hundred ten".

Divisors: 1 2 5 10 1302031111 2604062222 6510155555 13020311110