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100022210131 = 195264326849
BaseRepresentation
bin101110100100111001…
…0011100111001010011
3100120011201102201211011
41131021302130321103
53114321141211011
6113541035031351
710140433521034
oct1351162347123
9316151381734
10100022210131
1139467a25988
121747529b557
1395802b7b2c
144babda2a8b
152906175621
hex1749c9ce53

100022210131 has 4 divisors (see below), whose sum is σ = 105286537000. Its totient is φ = 94757883264.

The previous prime is 100022210107. The next prime is 100022210147. The reversal of 100022210131 is 131012220001.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 100022210131 - 27 = 100022210003 is a prime.

It is a super-2 number, since 2×1000222101312 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100022210231) 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, 2632163406 + ... + 2632163443.

It is an arithmetic number, because the mean of its divisors is an integer number (26321634250).

Almost surely, 2100022210131 is an apocalyptic number.

100022210131 is a deficient number, since it is larger than the sum of its proper divisors (5264326869).

100022210131 is an equidigital number, since it uses as much as digits as its factorization.

100022210131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5264326868.

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 100022210131 its reverse (131012220001), we get a palindrome (231034430132).

The spelling of 100022210131 in words is "one hundred billion, twenty-two million, two hundred ten thousand, one hundred thirty-one".

Divisors: 1 19 5264326849 100022210131