121121210001202 has 8 divisors (see below), whose sum is σ = 183480644853612. Its totient is φ = 59960995050000.

The previous prime is 121121210001179. The next prime is 121121210001271. The reversal of 121121210001202 is 202100012121121.

It can be written as a sum of positive squares in 2 ways, for example, as 120818546079001 + 302663922201 = 10991749^2 + 550149^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 299804975049 + ... + 299804975452.

Almost surely, 2^{121121210001202} is an apocalyptic number.

121121210001202 is a deficient number, since it is larger than the sum of its proper divisors (62359434852410).

121121210001202 is a wasteful number, since it uses less digits than its factorization.

121121210001202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 599609950604.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 121121210001202 its reverse (202100012121121), we get a palindrome (323221222122323).

The spelling of 121121210001202 in words is "one hundred twenty-one trillion, one hundred twenty-one billion, two hundred ten million, one thousand, two hundred two".