122002022020111 has 16 divisors (see below), whose sum is σ = 122766406963200. Its totient is φ = 121239154518048.

The previous prime is 122002022020063. The next prime is 122002022020117. The reversal of 122002022020111 is 111020220200221.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 122002022020111 - 2⁹ = 122002022019599 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122002022020117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 962560780 + ... + 962687518.

It is an arithmetic number, because the mean of its divisors is an integer number (7672900435200).

Almost surely, 2^{122002022020111} is an apocalyptic number.

122002022020111 is a deficient number, since it is larger than the sum of its proper divisors (764384943089).

122002022020111 is a wasteful number, since it uses less digits than its factorization.

122002022020111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132678.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 122002022020111 its reverse (111020220200221), we get a palindrome (233022242220332).

The spelling of 122002022020111 in words is "one hundred twenty-two trillion, two billion, twenty-two million, twenty thousand, one hundred eleven".