1042223211121 has 24 divisors (see below), whose sum is σ = 1118044054784. Its totient is φ = 971293939200.

The previous prime is 1042223211103. The next prime is 1042223211131. The reversal of 1042223211121 is 1211123222401.

It is not a de Polignac number, because 1042223211121 - 2⁵ = 1042223211089 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1042223211092 and 1042223211101.

It is not an unprimeable number, because it can be changed into a prime (1042223211131) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13620856 + ... + 13697158.

Almost surely, 2^{1042223211121} is an apocalyptic number.

It is an amenable number.

1042223211121 is a deficient number, since it is larger than the sum of its proper divisors (75820843663).

1042223211121 is a wasteful number, since it uses less digits than its factorization.

1042223211121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76801 (or 76784 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 22.

Adding to 1042223211121 its reverse (1211123222401), we get a palindrome (2253346433522).

The spelling of 1042223211121 in words is "one trillion, forty-two billion, two hundred twenty-three million, two hundred eleven thousand, one hundred twenty-one".