121012022110011 has 8 divisors (see below), whose sum is σ = 161349558627600. Its totient is φ = 80674583499552.

The previous prime is 121012022109961. The next prime is 121012022110069. The reversal of 121012022110011 is 110011220210121.

It is a happy number.

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

It is not a de Polignac number, because 121012022110011 - 2⁶ = 121012022109947 is a prime.

It is a super-3 number, since 3×121012022110011³ (a number of 43 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (121012022110081) 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, 21542560 + ... + 26572653.

It is an arithmetic number, because the mean of its divisors is an integer number (20168694828450).

Almost surely, 2^{121012022110011} is an apocalyptic number.

121012022110011 is a deficient number, since it is larger than the sum of its proper divisors (40337536517589).

121012022110011 is an equidigital number, since it uses as much as digits as its factorization.

121012022110011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48953565.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 121012022110011 its reverse (110011220210121), we get a palindrome (231023242320132).

The spelling of 121012022110011 in words is "one hundred twenty-one trillion, twelve billion, twenty-two million, one hundred ten thousand, eleven".