212020021121039 has 2 divisors, whose sum is σ = 212020021121040. Its totient is φ = 212020021121038.

The previous prime is 212020021120997. The next prime is 212020021121057. The reversal of 212020021121039 is 930121120020212.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 212020021121039 - 2²⁸ = 212019752685583 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 212020021120999 and 212020021121017.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212020021127039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106010010560519 + 106010010560520.

It is an arithmetic number, because the mean of its divisors is an integer number (106010010560520).

Almost surely, 2^{212020021121039} is an apocalyptic number.

212020021121039 is a deficient number, since it is larger than the sum of its proper divisors (1).

212020021121039 is an equidigital number, since it uses as much as digits as its factorization.

212020021121039 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 26.

The spelling of 212020021121039 in words is "two hundred twelve trillion, twenty billion, twenty-one million, one hundred twenty-one thousand, thirty-nine".