100012122331331 has 8 divisors (see below), whose sum is σ = 114371772793344. Its totient is φ = 85670522973000.

The previous prime is 100012122331327. The next prime is 100012122331357. The reversal of 100012122331331 is 133133221210001.

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

It is not a de Polignac number, because 100012122331331 - 2² = 100012122331327 is a prime.

It is a super-2 number, since 2×100012122331331² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 100012122331297 and 100012122331306.

It is not an unprimeable number, because it can be changed into a prime (100012122331031) 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, 4512764045 + ... + 4512786206.

It is an arithmetic number, because the mean of its divisors is an integer number (14296471599168).

Almost surely, 2^{100012122331331} is an apocalyptic number.

100012122331331 is a deficient number, since it is larger than the sum of its proper divisors (14359650462013).

100012122331331 is an equidigital number, since it uses as much as digits as its factorization.

100012122331331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9025551841.

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 100012122331331 its reverse (133133221210001), we get a palindrome (233145343541332).

The spelling of 100012122331331 in words is "one hundred trillion, twelve billion, one hundred twenty-two million, three hundred thirty-one thousand, three hundred thirty-one".