1202202121202 has 4 divisors (see below), whose sum is σ = 1803303181806. Its totient is φ = 601101060600.

The previous prime is 1202202121181. The next prime is 1202202121277. The reversal of 1202202121202 is 2021212022021.

It is a happy number.

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., 673976963521 + 528225157681 = 820961^2 + 726791^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 300550530299 + ... + 300550530302.

Almost surely, 2^{1202202121202} is an apocalyptic number.

1202202121202 is a deficient number, since it is larger than the sum of its proper divisors (601101060604).

1202202121202 is an equidigital number, since it uses as much as digits as its factorization.

1202202121202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 601101060603.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 1202202121202 its reverse (2021212022021), we get a palindrome (3223414143223).

It can be divided in two parts, 120220 and 2121202, that added together give a palindrome (2241422).

The spelling of 1202202121202 in words is "one trillion, two hundred two billion, two hundred two million, one hundred twenty-one thousand, two hundred two".