121226011 has 8 divisors (see below), whose sum is σ = 122056704. Its totient is φ = 120398760.

The previous prime is 121226009. The next prime is 121226029. The reversal of 121226011 is 110622121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 121226011 - 2¹ = 121226009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (121226051) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 117066 + ... + 118096.

It is an arithmetic number, because the mean of its divisors is an integer number (15257088).

Almost surely, 2^121226011 is an apocalyptic number.

121226011 is a deficient number, since it is larger than the sum of its proper divisors (830693).

121226011 is a wasteful number, since it uses less digits than its factorization.

121226011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1721.

The product of its (nonzero) digits is 48, while the sum is 16.

The square root of 121226011 is about 11010.2684345115. The cubic root of 121226011 is about 494.9165060004.

Adding to 121226011 its reverse (110622121), we get a palindrome (231848132).

The spelling of 121226011 in words is "one hundred twenty-one million, two hundred twenty-six thousand, eleven".