20212321023002 has 4 divisors (see below), whose sum is σ = 30318481534506. Its totient is φ = 10106160511500.

The previous prime is 20212321022897. The next prime is 20212321023017. The reversal of 20212321023002 is 20032012321202.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 11933977884481 + 8278343138521 = 3454559^2 + 2877211^2 .

It is a super-2 number, since 2×20212321023002² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5053080255749 + ... + 5053080255752.

Almost surely, 2^{20212321023002} is an apocalyptic number.

20212321023002 is a deficient number, since it is larger than the sum of its proper divisors (10106160511504).

20212321023002 is a wasteful number, since it uses less digits than its factorization.

20212321023002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10106160511503.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 20212321023002 its reverse (20032012321202), we get a palindrome (40244333344204).

The spelling of 20212321023002 in words is "twenty trillion, two hundred twelve billion, three hundred twenty-one million, twenty-three thousand, two".