1121121202 has 16 divisors (see below), whose sum is σ = 1794631680. Its totient is φ = 523430208.

The previous prime is 1121121103. The next prime is 1121121263. The reversal of 1121121202 is 2021211211.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 125502 + ... + 134137.

It is an arithmetic number, because the mean of its divisors is an integer number (112164480).

Almost surely, 2^1121121202 is an apocalyptic number.

1121121202 is a deficient number, since it is larger than the sum of its proper divisors (673510478).

1121121202 is a wasteful number, since it uses less digits than its factorization.

1121121202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 259785.

The product of its (nonzero) digits is 16, while the sum is 13.

The square root of 1121121202 is about 33483.1480300165. The cubic root of 1121121202 is about 1038.8452425820.

Adding to 1121121202 its reverse (2021211211), we get a palindrome (3142332413).

Subtracting 1121121202 from its reverse (2021211211), we obtain a palindrome (900090009).

The spelling of 1121121202 in words is "one billion, one hundred twenty-one million, one hundred twenty-one thousand, two hundred two".