1121212110202 has 16 divisors (see below), whose sum is σ = 1722391962624. Its totient is φ = 547237810000.

The previous prime is 1121212110127. The next prime is 1121212110233. The reversal of 1121212110202 is 2020112121211.

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 7 ways as a sum of consecutive naturals, for example, 39074074 + ... + 39102757.

It is an arithmetic number, because the mean of its divisors is an integer number (107649497664).

Almost surely, 2^{1121212110202} is an apocalyptic number.

1121212110202 is a deficient number, since it is larger than the sum of its proper divisors (601179852422).

1121212110202 is a wasteful number, since it uses less digits than its factorization.

1121212110202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78177005.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 1121212110202 its reverse (2020112121211), we get a palindrome (3141324231413).

The spelling of 1121212110202 in words is "one trillion, one hundred twenty-one billion, two hundred twelve million, one hundred ten thousand, two hundred two".