121122120201 has 8 divisors (see below), whose sum is σ = 161498889984. Its totient is φ = 80746715280.

The previous prime is 121122120143. The next prime is 121122120277. The reversal of 121122120201 is 102021221121.

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

It is not a de Polignac number, because 121122120201 - 2⁶ = 121122120137 is a prime.

It is not an unprimeable number, because it can be changed into a prime (121122120401) 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, 112185 + ... + 504806.

It is an arithmetic number, because the mean of its divisors is an integer number (20187361248).

Almost surely, 2^121122120201 is an apocalyptic number.

It is an amenable number.

121122120201 is a deficient number, since it is larger than the sum of its proper divisors (40376769783).

121122120201 is an equidigital number, since it uses as much as digits as its factorization.

121122120201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 682431.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 121122120201 its reverse (102021221121), we get a palindrome (223143341322).

The spelling of 121122120201 in words is "one hundred twenty-one billion, one hundred twenty-two million, one hundred twenty thousand, two hundred one".