121202202020001 has 8 divisors (see below), whose sum is σ = 161603410465440. Its totient is φ = 80801230793952.

The previous prime is 121202202019999. The next prime is 121202202020027. The reversal of 121202202020001 is 100020202202121.

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

It is not a de Polignac number, because 121202202020001 - 2¹ = 121202202019999 is a prime.

It is not an unprimeable number, because it can be changed into a prime (121202202020041) 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, 58109236 + ... + 60158853.

It is an arithmetic number, because the mean of its divisors is an integer number (20200426308180).

Almost surely, 2^{121202202020001} is an apocalyptic number.

It is an amenable number.

121202202020001 is a deficient number, since it is larger than the sum of its proper divisors (40401208445439).

121202202020001 is a wasteful number, since it uses less digits than its factorization.

121202202020001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118609695.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 121202202020001 its reverse (100020202202121), we get a palindrome (221222404222122).

The spelling of 121202202020001 in words is "one hundred twenty-one trillion, two hundred two billion, two hundred two million, twenty thousand, one".