122001010011 has 12 divisors (see below), whose sum is σ = 179210523960. Its totient is φ = 79955463840.

The previous prime is 122001010009. The next prime is 122001010069. The reversal of 122001010011 is 110010100221.

It is a happy number.

It is not a de Polignac number, because 122001010011 - 2¹ = 122001010009 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 122001009975 and 122001010002.

It is not an unprimeable number, because it can be changed into a prime (122001080011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 114878010 + ... + 114879071.

It is an arithmetic number, because the mean of its divisors is an integer number (14934210330).

Almost surely, 2^122001010011 is an apocalyptic number.

122001010011 is a deficient number, since it is larger than the sum of its proper divisors (57209513949).

122001010011 is a wasteful number, since it uses less digits than its factorization.

122001010011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229757146 (or 229757143 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 122001010011 its reverse (110010100221), we get a palindrome (232011110232).

The spelling of 122001010011 in words is "one hundred twenty-two billion, one million, ten thousand, eleven".