2002211022157 has 2 divisors, whose sum is σ = 2002211022158. Its totient is φ = 2002211022156.

The previous prime is 2002211022067. The next prime is 2002211022173. The reversal of 2002211022157 is 7512201122002.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1419448256836 + 582762765321 = 1191406^2 + 763389^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2002211022157 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2002211062157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1001105511078 + 1001105511079.

It is an arithmetic number, because the mean of its divisors is an integer number (1001105511079).

Almost surely, 2^{2002211022157} is an apocalyptic number.

It is an amenable number.

2002211022157 is a deficient number, since it is larger than the sum of its proper divisors (1).

2002211022157 is an equidigital number, since it uses as much as digits as its factorization.

2002211022157 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1120, while the sum is 25.

Adding to 2002211022157 its reverse (7512201122002), we get a palindrome (9514412144159).

The spelling of 2002211022157 in words is "two trillion, two billion, two hundred eleven million, twenty-two thousand, one hundred fifty-seven".