202012220202151 has 2 divisors, whose sum is σ = 202012220202152. Its totient is φ = 202012220202150.

The previous prime is 202012220202109. The next prime is 202012220202161. The reversal of 202012220202151 is 151202022210202.

202012220202151 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 202012220202151 - 2²¹ = 202012218104999 is a prime.

It is a super-2 number, since 2×202012220202151² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (202012220202161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101006110101075 + 101006110101076.

It is an arithmetic number, because the mean of its divisors is an integer number (101006110101076).

Almost surely, 2^{202012220202151} is an apocalyptic number.

202012220202151 is a deficient number, since it is larger than the sum of its proper divisors (1).

202012220202151 is an equidigital number, since it uses as much as digits as its factorization.

202012220202151 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 640, while the sum is 22.

Adding to 202012220202151 its reverse (151202022210202), we get a palindrome (353214242412353).

The spelling of 202012220202151 in words is "two hundred two trillion, twelve billion, two hundred twenty million, two hundred two thousand, one hundred fifty-one".