120121120202 has 4 divisors (see below), whose sum is σ = 180181680306. Its totient is φ = 60060560100.

The previous prime is 120121120201. The next prime is 120121120241. The reversal of 120121120202 is 202021121021.

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., 115714948561 + 4406171641 = 340169^2 + 66379^2 .

It is not an unprimeable number, because it can be changed into a prime (120121120201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30030280049 + ... + 30030280052.

Almost surely, 2^120121120202 is an apocalyptic number.

120121120202 is a deficient number, since it is larger than the sum of its proper divisors (60060560104).

120121120202 is an equidigital number, since it uses as much as digits as its factorization.

120121120202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60060560103.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 120121120202 its reverse (202021121021), we get a palindrome (322142241223).

The spelling of 120121120202 in words is "one hundred twenty billion, one hundred twenty-one million, one hundred twenty thousand, two hundred two".