202220201121149 has 2 divisors, whose sum is σ = 202220201121150. Its totient is φ = 202220201121148.

The previous prime is 202220201121079. The next prime is 202220201121193. The reversal of 202220201121149 is 941121102022202.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 199582441843225 + 2637759277924 = 14127365^2 + 1624118^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-202220201121149 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (202220201121749) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101110100560574 + 101110100560575.

It is an arithmetic number, because the mean of its divisors is an integer number (101110100560575).

Almost surely, 2^{202220201121149} is an apocalyptic number.

It is an amenable number.

202220201121149 is a deficient number, since it is larger than the sum of its proper divisors (1).

202220201121149 is an equidigital number, since it uses as much as digits as its factorization.

202220201121149 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2304, while the sum is 29.

The spelling of 202220201121149 in words is "two hundred two trillion, two hundred twenty billion, two hundred one million, one hundred twenty-one thousand, one hundred forty-nine".