1121012020122 has 32 divisors (see below), whose sum is σ = 2360166405120. Its totient is φ = 353982630960.

The previous prime is 1121012020099. The next prime is 1121012020133. The reversal of 1121012020122 is 2210202101211.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1678993 + ... + 2249675.

It is an arithmetic number, because the mean of its divisors is an integer number (73755200160).

Almost surely, 2^{1121012020122} is an apocalyptic number.

1121012020122 is an abundant number, since it is smaller than the sum of its proper divisors (1239154384998).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1121012020122 is a wasteful number, since it uses less digits than its factorization.

1121012020122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 587938.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 1121012020122 its reverse (2210202101211), we get a palindrome (3331214121333).

The spelling of 1121012020122 in words is "one trillion, one hundred twenty-one billion, twelve million, twenty thousand, one hundred twenty-two".