122010100221101 has 2 divisors, whose sum is σ = 122010100221102. Its totient is φ = 122010100221100.

The previous prime is 122010100221077. The next prime is 122010100221109. The reversal of 122010100221101 is 101122001010221.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 73690223658601 + 48319876562500 = 8584301^2 + 6951250^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-122010100221101 is a prime.

It is a super-2 number, since 2×122010100221101² (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 (122010100221109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61005050110550 + 61005050110551.

It is an arithmetic number, because the mean of its divisors is an integer number (61005050110551).

Almost surely, 2^{122010100221101} is an apocalyptic number.

It is an amenable number.

122010100221101 is a deficient number, since it is larger than the sum of its proper divisors (1).

122010100221101 is an equidigital number, since it uses as much as digits as its factorization.

122010100221101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 122010100221101 its reverse (101122001010221), we get a palindrome (223132101231322).

The spelling of 122010100221101 in words is "one hundred twenty-two trillion, ten billion, one hundred million, two hundred twenty-one thousand, one hundred one".