1200101010202 has 4 divisors (see below), whose sum is σ = 1800151515306. Its totient is φ = 600050505100.

The previous prime is 1200101010187. The next prime is 1200101010271. The reversal of 1200101010202 is 2020101010021.

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., 630847359081 + 569253651121 = 794259^2 + 754489^2 .

It is a super-3 number, since 3×1200101010202³ (a number of 37 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 300025252549 + ... + 300025252552.

Almost surely, 2^{1200101010202} is an apocalyptic number.

1200101010202 is a deficient number, since it is larger than the sum of its proper divisors (600050505104).

1200101010202 is an equidigital number, since it uses as much as digits as its factorization.

1200101010202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 600050505103.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 1200101010202 its reverse (2020101010021), we get a palindrome (3220202020223).

The spelling of 1200101010202 in words is "one trillion, two hundred billion, one hundred one million, ten thousand, two hundred two".