1121100120122 has 8 divisors (see below), whose sum is σ = 1683389221536. Its totient is φ = 559970379612.

The previous prime is 1121100120121. The next prime is 1121100120143. The reversal of 1121100120122 is 2210210011211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 1121100120097 and 1121100120106.

It is not an unprimeable number, because it can be changed into a prime (1121100120121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 289837808 + ... + 289841675.

It is an arithmetic number, because the mean of its divisors is an integer number (210423652692).

Almost surely, 2^{1121100120122} is an apocalyptic number.

1121100120122 is a deficient number, since it is larger than the sum of its proper divisors (562289101414).

1121100120122 is an equidigital number, since it uses as much as digits as its factorization.

1121100120122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 579680452.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 1121100120122 its reverse (2210210011211), we get a palindrome (3331310131333).

The spelling of 1121100120122 in words is "one trillion, one hundred twenty-one billion, one hundred million, one hundred twenty thousand, one hundred twenty-two".