122222011122211 has 64 divisors (see below), whose sum is σ = 165874121118720. Its totient is φ = 86967825776640.

The previous prime is 122222011122181. The next prime is 122222011122247. The reversal of 122222011122211 is 112221110222221.

It is a cyclic number.

It is not a de Polignac number, because 122222011122211 - 2⁷ = 122222011122083 is a prime.

It is not an unprimeable number, because it can be changed into a prime (122222011122251) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 32814391 + ... + 36348703.

It is an arithmetic number, because the mean of its divisors is an integer number (2591783142480).

Almost surely, 2^{122222011122211} is an apocalyptic number.

122222011122211 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

122222011122211 is a deficient number, since it is larger than the sum of its proper divisors (43652109996509).

122222011122211 is a wasteful number, since it uses less digits than its factorization.

122222011122211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3534716.

The product of its (nonzero) digits is 256, while the sum is 22.

Adding to 122222011122211 its reverse (112221110222221), we get a palindrome (234443121344432).

The spelling of 122222011122211 in words is "one hundred twenty-two trillion, two hundred twenty-two billion, eleven million, one hundred twenty-two thousand, two hundred eleven".