2120200222031 has 2 divisors, whose sum is σ = 2120200222032. Its totient is φ = 2120200222030.

The previous prime is 2120200222013. The next prime is 2120200222037. The reversal of 2120200222031 is 1302220020212.

Together with previous prime (2120200222013) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2120200222031 - 2⁶ = 2120200221967 is a prime.

It is a super-2 number, since 2×2120200222031² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2120200222037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1060100111015 + 1060100111016.

It is an arithmetic number, because the mean of its divisors is an integer number (1060100111016).

Almost surely, 2^{2120200222031} is an apocalyptic number.

2120200222031 is a deficient number, since it is larger than the sum of its proper divisors (1).

2120200222031 is an equidigital number, since it uses as much as digits as its factorization.

2120200222031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 2120200222031 its reverse (1302220020212), we get a palindrome (3422420242243).

The spelling of 2120200222031 in words is "two trillion, one hundred twenty billion, two hundred million, two hundred twenty-two thousand, thirty-one".