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23231133211201 = 167139108582103
BaseRepresentation
bin1010100100000111010110…
…11100010101101001000001
310001020212121121122110111121
411102003223130111221001
511021104330100224301
6121224122452312241
74615252065116416
oct522035334255101
9101225547573447
1023231133211201
1174472a5077323
122732423612681
13cc68c0206366
145a456dd8610d
152a4465dbe3a1
hex1520eb715a41

23231133211201 has 4 divisors (see below), whose sum is σ = 23370241793472. Its totient is φ = 23092024628932.

The previous prime is 23231133211193. The next prime is 23231133211249. The reversal of 23231133211201 is 10211233113232.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 23231133211201 - 23 = 23231133211193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23231133218201) 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, 69554290885 + ... + 69554291218.

It is an arithmetic number, because the mean of its divisors is an integer number (5842560448368).

Almost surely, 223231133211201 is an apocalyptic number.

It is an amenable number.

23231133211201 is a deficient number, since it is larger than the sum of its proper divisors (139108582271).

23231133211201 is a wasteful number, since it uses less digits than its factorization.

23231133211201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139108582270.

The product of its (nonzero) digits is 1296, while the sum is 25.

Adding to 23231133211201 its reverse (10211233113232), we get a palindrome (33442366324433).

The spelling of 23231133211201 in words is "twenty-three trillion, two hundred thirty-one billion, one hundred thirty-three million, two hundred eleven thousand, two hundred one".

Divisors: 1 167 139108582103 23231133211201