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102101412401 = 167611385703
BaseRepresentation
bin101111100010110110…
…1111110101000110001
3100202112121211011010122
41133011231332220301
53133100430144101
6114523231340025
710243111454162
oct1370555765061
9322477734118
10102101412401
113a33464936a
1217955681615
139821ca3431
144d28197769
1529c898051b
hex17c5b7ea31

102101412401 has 4 divisors (see below), whose sum is σ = 102712798272. Its totient is φ = 101490026532.

The previous prime is 102101412397. The next prime is 102101412407. The reversal of 102101412401 is 104214101201.

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, and also an emirpimes, since its reverse is a distinct semiprime: 104214101201 = 714887728743.

It is a cyclic number.

It is not a de Polignac number, because 102101412401 - 22 = 102101412397 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 102101412401.

It is not an unprimeable number, because it can be changed into a prime (102101412407) 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, 305692685 + ... + 305693018.

It is an arithmetic number, because the mean of its divisors is an integer number (25678199568).

Almost surely, 2102101412401 is an apocalyptic number.

It is an amenable number.

102101412401 is a deficient number, since it is larger than the sum of its proper divisors (611385871).

102101412401 is an equidigital number, since it uses as much as digits as its factorization.

102101412401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 611385870.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 102101412401 its reverse (104214101201), we get a palindrome (206315513602).

The spelling of 102101412401 in words is "one hundred two billion, one hundred one million, four hundred twelve thousand, four hundred one".

Divisors: 1 167 611385703 102101412401