121012113201 has 8 divisors (see below), whose sum is σ = 184399410624. Its totient is φ = 69149778960.

The previous prime is 121012113199. The next prime is 121012113247. The reversal of 121012113201 is 102311210121.

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

It is not a de Polignac number, because 121012113201 - 2¹ = 121012113199 is a prime.

It is not an unprimeable number, because it can be changed into a prime (121012113281) 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, 2881240770 + ... + 2881240811.

It is an arithmetic number, because the mean of its divisors is an integer number (23049926328).

Almost surely, 2^121012113201 is an apocalyptic number.

It is an amenable number.

121012113201 is a deficient number, since it is larger than the sum of its proper divisors (63387297423).

121012113201 is an equidigital number, since it uses as much as digits as its factorization.

121012113201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5762481591.

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 121012113201 its reverse (102311210121), we get a palindrome (223323323322).

The spelling of 121012113201 in words is "one hundred twenty-one billion, twelve million, one hundred thirteen thousand, two hundred one".