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102122401401 = 336016293363
BaseRepresentation
bin101111100011011111…
…0000010111001111001
3100202121002022111122000
41133012332002321321
53133121313321101
6114525301251213
710243455042456
oct1370676027171
9322532274560
10102122401401
113a345484749
1217960703b09
139826441a67
144d2ac9c82d
1529ca729486
hex17c6f82e79

102122401401 has 16 divisors (see below), whose sum is σ = 151544205120. Its totient is φ = 67968309600.

The previous prime is 102122401399. The next prime is 102122401441. The reversal of 102122401401 is 104104221201.

102122401401 is a `hidden beast` number, since 1 + 0 + 21 + 2 + 240 + 1 + 401 = 666.

It is not a de Polignac number, because 102122401401 - 21 = 102122401399 is a prime.

It is not an unprimeable number, because it can be changed into a prime (102122401441) 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, 3130455 + ... + 3162908.

It is an arithmetic number, because the mean of its divisors is an integer number (9471512820).

Almost surely, 2102122401401 is an apocalyptic number.

It is an amenable number.

102122401401 is a deficient number, since it is larger than the sum of its proper divisors (49421803719).

102122401401 is an equidigital number, since it uses as much as digits as its factorization.

102122401401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6293973 (or 6293967 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 102122401401 its reverse (104104221201), we get a palindrome (206226622602).

The spelling of 102122401401 in words is "one hundred two billion, one hundred twenty-two million, four hundred one thousand, four hundred one".

Divisors: 1 3 9 27 601 1803 5409 16227 6293363 18880089 56640267 169920801 3782311163 11346933489 34040800467 102122401401