1121001012122 has 16 divisors (see below), whose sum is σ = 1699150068000. Its totient is φ = 554624192400.

The previous prime is 1121001012113. The next prime is 1121001012127. The reversal of 1121001012122 is 2212101001211.

It is a super-3 number, since 3×1121001012122³ (a number of 37 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1121001012097 and 1121001012106.

It is not an unprimeable number, because it can be changed into a prime (1121001012127) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1289972 + ... + 1976367.

It is an arithmetic number, because the mean of its divisors is an integer number (106196879250).

Almost surely, 2^{1121001012122} is an apocalyptic number.

1121001012122 is a deficient number, since it is larger than the sum of its proper divisors (578149055878).

1121001012122 is a wasteful number, since it uses less digits than its factorization.

1121001012122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3268141.

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

Adding to 1121001012122 its reverse (2212101001211), we get a palindrome (3333102013333).

The spelling of 1121001012122 in words is "one trillion, one hundred twenty-one billion, one million, twelve thousand, one hundred twenty-two".