122010001011 has 24 divisors (see below), whose sum is σ = 189662619744. Its totient is φ = 75300284160.

The previous prime is 122010001007. The next prime is 122010001067. The reversal of 122010001011 is 110100010221.

It is a happy number.

It is not a de Polignac number, because 122010001011 - 2² = 122010001007 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 = 122010000984 and 122010001002.

It is not an unprimeable number, because it can be changed into a prime (122010001081) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6527151 + ... + 6545816.

It is an arithmetic number, because the mean of its divisors is an integer number (7902609156).

Almost surely, 2^122010001011 is an apocalyptic number.

122010001011 is a deficient number, since it is larger than the sum of its proper divisors (67652618733).

122010001011 is a wasteful number, since it uses less digits than its factorization.

122010001011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13073051 (or 13073048 counting only the distinct ones).

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

Adding to 122010001011 its reverse (110100010221), we get a palindrome (232110011232).

The spelling of 122010001011 in words is "one hundred twenty-two billion, ten million, one thousand, eleven".