121112201202002 has 4 divisors (see below), whose sum is σ = 181668301803006. Its totient is φ = 60556100601000.

The previous prime is 121112201201983. The next prime is 121112201202011. The reversal of 121112201202002 is 200202102211121.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 88133586426601 + 32978614775401 = 9387949^2 + 5742701^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30278050300499 + ... + 30278050300502.

Almost surely, 2^{121112201202002} is an apocalyptic number.

121112201202002 is a deficient number, since it is larger than the sum of its proper divisors (60556100601004).

121112201202002 is an equidigital number, since it uses as much as digits as its factorization.

121112201202002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60556100601003.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 121112201202002 its reverse (200202102211121), we get a palindrome (321314303413123).

The spelling of 121112201202002 in words is "one hundred twenty-one trillion, one hundred twelve billion, two hundred one million, two hundred two thousand, two".