122210012121011 has 2 divisors, whose sum is σ = 122210012121012. Its totient is φ = 122210012121010.

The previous prime is 122210012120993. The next prime is 122210012121031. The reversal of 122210012121011 is 110121210012221.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-122210012121011 is a prime.

It is not a weakly prime, because it can be changed into another prime (122210012121031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61105006060505 + 61105006060506.

It is an arithmetic number, because the mean of its divisors is an integer number (61105006060506).

Almost surely, 2^{122210012121011} is an apocalyptic number.

122210012121011 is a deficient number, since it is larger than the sum of its proper divisors (1).

122210012121011 is an equidigital number, since it uses as much as digits as its factorization.

122210012121011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 122210012121011 its reverse (110121210012221), we get a palindrome (232331222133232).

The spelling of 122210012121011 in words is "one hundred twenty-two trillion, two hundred ten billion, twelve million, one hundred twenty-one thousand, eleven".