912120000021219 has 64 divisors (see below), whose sum is σ = 1419033234769920. Its totient is φ = 514999472640000.

The previous prime is 912120000021199. The next prime is 912120000021257.

912120000021219 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 912120000021219 - 2⁷ = 912120000021091 is a prime.

It is a super-2 number, since 2×912120000021219² (a number of 31 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (912120000021259) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 220000639 + ... + 224108279.

It is an arithmetic number, because the mean of its divisors is an integer number (22172394293280).

Almost surely, 2^{912120000021219} is an apocalyptic number.

912120000021219 is a deficient number, since it is larger than the sum of its proper divisors (506913234748701).

912120000021219 is a wasteful number, since it uses less digits than its factorization.

912120000021219 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4111692.

The product of its (nonzero) digits is 1296, while the sum is 30.

It can be divided in two parts, 9121200000 and 21219, that added together give a palindrome (9121221219).

The spelling of 912120000021219 in words is "nine hundred twelve trillion, one hundred twenty billion, twenty-one thousand, two hundred nineteen".