202222111020157 has 2 divisors, whose sum is σ = 202222111020158. Its totient is φ = 202222111020156.

The previous prime is 202222111020089. The next prime is 202222111020191. The reversal of 202222111020157 is 751020111222202.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 201625402664196 + 596708355961 = 14199486^2 + 772469^2 .

It is a cyclic number.

It is not a de Polignac number, because 202222111020157 - 2¹⁹ = 202222110495869 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (202222111021157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101111055510078 + 101111055510079.

It is an arithmetic number, because the mean of its divisors is an integer number (101111055510079).

Almost surely, 2^{202222111020157} is an apocalyptic number.

It is an amenable number.

202222111020157 is a deficient number, since it is larger than the sum of its proper divisors (1).

202222111020157 is an equidigital number, since it uses as much as digits as its factorization.

202222111020157 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2240, while the sum is 28.

Adding to 202222111020157 its reverse (751020111222202), we get a palindrome (953242222242359).

The spelling of 202222111020157 in words is "two hundred two trillion, two hundred twenty-two billion, one hundred eleven million, twenty thousand, one hundred fifty-seven".