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23012122031133 = 3431278771395001
BaseRepresentation
bin1010011101101111011010…
…10110111111010000011101
310000110221022100110202200220
411032313231112333100131
511004012311214444013
6120535342314511553
74563366556603434
oct516675526772035
9100427270422626
1023012122031133
117372427a64164
1226b7aa11355b9
13cac059333a11
14597b1505a11b
1529d8e8902b23
hex14eded5bf41d

23012122031133 has 16 divisors (see below), whose sum is σ = 31396651573056. Its totient is φ = 14984509680000.

The previous prime is 23012122031053. The next prime is 23012122031153. The reversal of 23012122031133 is 33113022121032.

It is not a de Polignac number, because 23012122031133 - 221 = 23012119933981 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23012122031153) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15798633 + ... + 17193633.

It is an arithmetic number, because the mean of its divisors is an integer number (1962290723316).

Almost surely, 223012122031133 is an apocalyptic number.

It is an amenable number.

23012122031133 is a deficient number, since it is larger than the sum of its proper divisors (8384529541923).

23012122031133 is a wasteful number, since it uses less digits than its factorization.

23012122031133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1522924.

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 23012122031133 its reverse (33113022121032), we get a palindrome (56125144152165).

The spelling of 23012122031133 in words is "twenty-three trillion, twelve billion, one hundred twenty-two million, thirty-one thousand, one hundred thirty-three".

Divisors: 1 3 43 129 127877 383631 1395001 4185003 5498711 16496133 59985043 179955129 178388542877 535165628631 7670707343711 23012122031133