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23313031120123 = 235548718267523
BaseRepresentation
bin1010100110011111111001…
…11100000100010011111011
310001112201000020000022002121
411103033330330010103323
511023430041431320443
6121325505244542111
74624211433631243
oct523177474042373
9101481006008077
1023313031120123
117479001330478
12274627ab51937
1310015425bbcb4
145a84dcc02b23
152a665acd64ed
hex1533fcf044fb

23313031120123 has 8 divisors (see below), whose sum is σ = 24327080921088. Its totient is φ = 22299017965224.

The previous prime is 23313031120091. The next prime is 23313031120133. The reversal of 23313031120123 is 32102113031332.

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

It is a cyclic number.

It is not a de Polignac number, because 23313031120123 - 25 = 23313031120091 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23313031120133) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7857561 + ... + 10409962.

It is an arithmetic number, because the mean of its divisors is an integer number (3040885115136).

Almost surely, 223313031120123 is an apocalyptic number.

23313031120123 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

23313031120123 is a deficient number, since it is larger than the sum of its proper divisors (1014049800965).

23313031120123 is a wasteful number, since it uses less digits than its factorization.

23313031120123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18323033.

The product of its (nonzero) digits is 1944, while the sum is 25.

Adding to 23313031120123 its reverse (32102113031332), we get a palindrome (55415144151455).

The spelling of 23313031120123 in words is "twenty-three trillion, three hundred thirteen billion, thirty-one million, one hundred twenty thousand, one hundred twenty-three".

Divisors: 1 23 55487 1276201 18267523 420153029 1013610048701 23313031120123