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22301120131 = 44949668419
BaseRepresentation
bin10100110001010000…
…000001011010000011
32010120012111021122021
4110301100001122003
5331133041321011
614124530222311
71416433251643
oct246120013203
963505437567
1022301120131
1195044456a4
1243a4724997
132145352894
141117b66523
158a7cae471
hex531401683

22301120131 has 4 divisors (see below), whose sum is σ = 22350789000. Its totient is φ = 22251451264.

The previous prime is 22301120063. The next prime is 22301120141. The reversal of 22301120131 is 13102110322.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22301120131 - 27 = 22301120003 is a prime.

It is a super-2 number, since 2×223011201312 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22301120141) 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, 24833761 + ... + 24834658.

It is an arithmetic number, because the mean of its divisors is an integer number (5587697250).

Almost surely, 222301120131 is an apocalyptic number.

22301120131 is a deficient number, since it is larger than the sum of its proper divisors (49668869).

22301120131 is an equidigital number, since it uses as much as digits as its factorization.

22301120131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49668868.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 22301120131 its reverse (13102110322), we get a palindrome (35403230453).

The spelling of 22301120131 in words is "twenty-two billion, three hundred one million, one hundred twenty thousand, one hundred thirty-one".

Divisors: 1 449 49668419 22301120131