100030132222121 has 4 divisors (see below), whose sum is σ = 100031249954244. Its totient is φ = 100029014490000.

The previous prime is 100030132222109. The next prime is 100030132222123. The reversal of 100030132222121 is 121222231030001.

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

It can be written as a sum of positive squares in 2 ways, for example, as 94442633785600 + 5587498436521 = 9718160^2 + 2363789^2 .

It is a cyclic number.

It is not a de Polignac number, because 100030132222121 - 2¹⁴ = 100030132205737 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 100030132222093 and 100030132222102.

It is not an unprimeable number, because it can be changed into a prime (100030132222123) 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, 558731810 + ... + 558910811.

It is an arithmetic number, because the mean of its divisors is an integer number (25007812488561).

Almost surely, 2^{100030132222121} is an apocalyptic number.

It is an amenable number.

100030132222121 is a deficient number, since it is larger than the sum of its proper divisors (1117732123).

100030132222121 is an equidigital number, since it uses as much as digits as its factorization.

100030132222121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1117732122.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 100030132222121 its reverse (121222231030001), we get a palindrome (221252363252122).

The spelling of 100030132222121 in words is "one hundred trillion, thirty billion, one hundred thirty-two million, two hundred twenty-two thousand, one hundred twenty-one".