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10222131301 = 31329746171
BaseRepresentation
bin10011000010100100…
…10101100001100101
3222101101202001222121
421201102111201211
5131413331200201
64410155425541
7511212453034
oct114122254145
928341661877
1010222131301
1143761435a8
121b934552b1
13c6ba23005
146cd86671b
153ec6399a1
hex261495865

10222131301 has 4 divisors (see below), whose sum is σ = 10551877504. Its totient is φ = 9892385100.

The previous prime is 10222131299. The next prime is 10222131319. The reversal of 10222131301 is 10313122201.

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: 10313122201 = 42112449091.

It is a cyclic number.

It is not a de Polignac number, because 10222131301 - 21 = 10222131299 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10222131371) 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, 164873055 + ... + 164873116.

It is an arithmetic number, because the mean of its divisors is an integer number (2637969376).

Almost surely, 210222131301 is an apocalyptic number.

It is an amenable number.

10222131301 is a deficient number, since it is larger than the sum of its proper divisors (329746203).

10222131301 is an equidigital number, since it uses as much as digits as its factorization.

10222131301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 329746202.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 10222131301 its reverse (10313122201), we get a palindrome (20535253502).

The spelling of 10222131301 in words is "ten billion, two hundred twenty-two million, one hundred thirty-one thousand, three hundred one".

Divisors: 1 31 329746171 10222131301