121022101201 has 8 divisors (see below), whose sum is σ = 126309015360. Its totient is φ = 115737277392.

The previous prime is 121022101199. The next prime is 121022101217. The reversal of 121022101201 is 102101220121.

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 121022101201 - 2¹ = 121022101199 is a prime.

It is not an unprimeable number, because it can be changed into a prime (121022101231) 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, 403690 + ... + 636403.

It is an arithmetic number, because the mean of its divisors is an integer number (15788626920).

Almost surely, 2^121022101201 is an apocalyptic number.

It is an amenable number.

121022101201 is a deficient number, since it is larger than the sum of its proper divisors (5286914159).

121022101201 is a wasteful number, since it uses less digits than its factorization.

121022101201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1045175.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 121022101201 its reverse (102101220121), we get a palindrome (223123321322).

The spelling of 121022101201 in words is "one hundred twenty-one billion, twenty-two million, one hundred one thousand, two hundred one".