2020012121311 has 8 divisors (see below), whose sum is σ = 2067490174464. Its totient is φ = 1972556842200.

The previous prime is 2020012121291. The next prime is 2020012121317. The reversal of 2020012121311 is 1131212100202.

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

It is a cyclic number.

It is not a de Polignac number, because 2020012121311 - 2²⁷ = 2019877903583 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2020012121317) 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, 5513965 + ... + 5868886.

It is an arithmetic number, because the mean of its divisors is an integer number (258436271808).

Almost surely, 2^{2020012121311} is an apocalyptic number.

2020012121311 is a deficient number, since it is larger than the sum of its proper divisors (47478053153).

2020012121311 is a wasteful number, since it uses less digits than its factorization.

2020012121311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11387021.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 2020012121311 its reverse (1131212100202), we get a palindrome (3151224221513).

The spelling of 2020012121311 in words is "two trillion, twenty billion, twelve million, one hundred twenty-one thousand, three hundred eleven".