121101012202 has 8 divisors (see below), whose sum is σ = 181801275876. Its totient is φ = 60500586912.

The previous prime is 121101012181. The next prime is 121101012233. The reversal of 121101012202 is 202210101121.

It can be written as a sum of positive squares in 2 ways, for example, as 94274175681 + 26826836521 = 307041^2 + 163789^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24956563 + ... + 24961414.

Almost surely, 2^121101012202 is an apocalyptic number.

121101012202 is a deficient number, since it is larger than the sum of its proper divisors (60700263674).

121101012202 is a wasteful number, since it uses less digits than its factorization.

121101012202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49919192.

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

Adding to 121101012202 its reverse (202210101121), we get a palindrome (323311113323).

The spelling of 121101012202 in words is "one hundred twenty-one billion, one hundred one million, twelve thousand, two hundred two".