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102103122103001 = 191534571319911
BaseRepresentation
bin10111001101110010111100…
…010100101100101011011001
3111101111222000010120222122222
4113031302330110230223121
5101340324143224244001
61001053305440153425
730335464356102035
oct2715627424545331
9441458003528588
10102103122103001
112a595766671278
12b550329008875
1344c838ac83476
141b2db632311c5
15bc0e0ab4961b
hex5cdcbc52cad9

102103122103001 has 4 divisors (see below), whose sum is σ = 102637693423104. Its totient is φ = 101568550782900.

The previous prime is 102103122102973. The next prime is 102103122103009. The reversal of 102103122103001 is 100301221301201.

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 a de Polignac number, because none of the positive numbers 2k-102103122103001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102103122103009) 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, 267285659765 + ... + 267285660146.

It is an arithmetic number, because the mean of its divisors is an integer number (25659423355776).

Almost surely, 2102103122103001 is an apocalyptic number.

It is an amenable number.

102103122103001 is a deficient number, since it is larger than the sum of its proper divisors (534571320103).

102103122103001 is an equidigital number, since it uses as much as digits as its factorization.

102103122103001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 534571320102.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 102103122103001 its reverse (100301221301201), we get a palindrome (202404343404202).

The spelling of 102103122103001 in words is "one hundred two trillion, one hundred three billion, one hundred twenty-two million, one hundred three thousand, one".

Divisors: 1 191 534571319911 102103122103001