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23113313202 = 237550316981
BaseRepresentation
bin10101100001101010…
…010010101110110010
32012122210202222002010
4111201222102232302
5334314002010302
614341302303350
71445524630530
oct254152225662
965583688063
1023113313202
119890954341
124590727b56
1322446b45b5
141193987150
1590424416c
hex561a92bb2

23113313202 has 16 divisors (see below), whose sum is σ = 52830430272. Its totient is φ = 6603803760.

The previous prime is 23113313183. The next prime is 23113313207. The reversal of 23113313202 is 20231331132.

It is a super-3 number, since 3×231133132023 (a number of 32 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (23113313207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 275158449 + ... + 275158532.

It is an arithmetic number, because the mean of its divisors is an integer number (3301901892).

Almost surely, 223113313202 is an apocalyptic number.

23113313202 is an abundant number, since it is smaller than the sum of its proper divisors (29717117070).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23113313202 is a wasteful number, since it uses less digits than its factorization.

23113313202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 550316993.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 23113313202 its reverse (20231331132), we get a palindrome (43344644334).

The spelling of 23113313202 in words is "twenty-three billion, one hundred thirteen million, three hundred thirteen thousand, two hundred two".

Divisors: 1 2 3 6 7 14 21 42 550316981 1100633962 1650950943 3301901886 3852218867 7704437734 11556656601 23113313202