12101022002 has 8 divisors (see below), whose sum is σ = 18153396012. Its totient is φ = 6049890000.

The previous prime is 12101022001. The next prime is 12101022029. The reversal of 12101022002 is 20022010121.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 11522090281 + 578931721 = 107341^2 + 24061^2 .

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

It is a super-3 number, since 3×12101022002³ (a number of 31 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (12101022001) 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, 285749 + ... + 325352.

Almost surely, 2^12101022002 is an apocalyptic number.

12101022002 is a deficient number, since it is larger than the sum of its proper divisors (6052374010).

12101022002 is an equidigital number, since it uses as much as digits as its factorization.

12101022002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 621004.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 12101022002 its reverse (20022010121), we get a palindrome (32123032123).

The spelling of 12101022002 in words is "twelve billion, one hundred one million, twenty-two thousand, two".