100120121201211 has 8 divisors (see below), whose sum is σ = 133493553927744. Its totient is φ = 66746717971080.

The previous prime is 100120121201209. The next prime is 100120121201249. The reversal of 100120121201211 is 112102121021001.

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 100120121201211 - 2¹ = 100120121201209 is a prime.

It is not an unprimeable number, because it can be changed into a prime (100120121201411) 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, 2394720 + ... + 14351826.

It is an arithmetic number, because the mean of its divisors is an integer number (16686694240968).

Almost surely, 2^{100120121201211} is an apocalyptic number.

100120121201211 is a deficient number, since it is larger than the sum of its proper divisors (33373432726533).

100120121201211 is a wasteful number, since it uses less digits than its factorization.

100120121201211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14748201.

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

Adding to 100120121201211 its reverse (112102121021001), we get a palindrome (212222242222212).

The spelling of 100120121201211 in words is "one hundred trillion, one hundred twenty billion, one hundred twenty-one million, two hundred one thousand, two hundred eleven".