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123044220111613 is a prime number
BaseRepresentation
bin11011111110100001110111…
…000010000000101011111101
3121010122220122020222201201011
4123332201313002000223331
5112111424030322032423
61113405422342515221
734626436323165403
oct3376416702005375
9533586566881634
10123044220111613
1136229840551279
1211972964435b11
135387035409c98
14225552cbc3473
15e359e10d4b0d
hex6fe877080afd

123044220111613 has 2 divisors, whose sum is σ = 123044220111614. Its totient is φ = 123044220111612.

The previous prime is 123044220111541. The next prime is 123044220111623. The reversal of 123044220111613 is 316111022440321.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 113777784888889 + 9266435222724 = 10666667^2 + 3044082^2 .

It is a cyclic number.

It is not a de Polignac number, because 123044220111613 - 213 = 123044220103421 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (123044220111623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61522110055806 + 61522110055807.

It is an arithmetic number, because the mean of its divisors is an integer number (61522110055807).

Almost surely, 2123044220111613 is an apocalyptic number.

It is an amenable number.

123044220111613 is a deficient number, since it is larger than the sum of its proper divisors (1).

123044220111613 is an equidigital number, since it uses as much as digits as its factorization.

123044220111613 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6912, while the sum is 31.

Adding to 123044220111613 its reverse (316111022440321), we get a palindrome (439155242551934).

The spelling of 123044220111613 in words is "one hundred twenty-three trillion, forty-four billion, two hundred twenty million, one hundred eleven thousand, six hundred thirteen".