20012021212119 has 8 divisors (see below), whose sum is σ = 26682717476352. Its totient is φ = 13341336211320.

The previous prime is 20012021212111. The next prime is 20012021212181. The reversal of 20012021212119 is 91121212021002.

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

It is not a de Polignac number, because 20012021212119 - 2³ = 20012021212111 is a prime.

It is a super-2 number, since 2×20012021212119² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20012021212111) 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, 3113434 + ... + 7051064.

It is an arithmetic number, because the mean of its divisors is an integer number (3335339684544).

Almost surely, 2^{20012021212119} is an apocalyptic number.

20012021212119 is a deficient number, since it is larger than the sum of its proper divisors (6670696264233).

20012021212119 is a wasteful number, since it uses less digits than its factorization.

20012021212119 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5631717.

The product of its (nonzero) digits is 288, while the sum is 24.

The spelling of 20012021212119 in words is "twenty trillion, twelve billion, twenty-one million, two hundred twelve thousand, one hundred nineteen".