122002111011 has 16 divisors (see below), whose sum is σ = 177568121088. Its totient is φ = 73894629600.

The previous prime is 122002110983. The next prime is 122002111051. The reversal of 122002111011 is 110111200221.

It is not a de Polignac number, because 122002111011 - 2⁹ = 122002110499 is a prime.

It is a super-2 number, since 2×122002111011² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (122002111051) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1097260 + ... + 1203321.

It is an arithmetic number, because the mean of its divisors is an integer number (11098007568).

Almost surely, 2^122002111011 is an apocalyptic number.

122002111011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

122002111011 is a deficient number, since it is larger than the sum of its proper divisors (55566010077).

122002111011 is a wasteful number, since it uses less digits than its factorization.

122002111011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2302202.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 122002111011 its reverse (110111200221), we get a palindrome (232113311232).

The spelling of 122002111011 in words is "one hundred twenty-two billion, two million, one hundred eleven thousand, eleven".