100123223113131 has 8 divisors (see below), whose sum is σ = 134997604197840. Its totient is φ = 65998828718592.

The previous prime is 100123223113129. The next prime is 100123223113139. The reversal of 100123223113131 is 131311322321001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 100123223113131 - 2¹ = 100123223113129 is a prime.

It is a super-2 number, since 2×100123223113131² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (100123223113139) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 187496672230 + ... + 187496672763.

It is an arithmetic number, because the mean of its divisors is an integer number (16874700524730).

Almost surely, 2^{100123223113131} is an apocalyptic number.

100123223113131 is a deficient number, since it is larger than the sum of its proper divisors (34874381084709).

100123223113131 is an equidigital number, since it uses as much as digits as its factorization.

100123223113131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 374993345085.

The product of its (nonzero) digits is 648, while the sum is 24.

Adding to 100123223113131 its reverse (131311322321001), we get a palindrome (231434545434132).

The spelling of 100123223113131 in words is "one hundred trillion, one hundred twenty-three billion, two hundred twenty-three million, one hundred thirteen thousand, one hundred thirty-one".