1121220001022 has 32 divisors (see below), whose sum is σ = 1852144786944. Its totient is φ = 504812022400.

The previous prime is 1121220001009. The next prime is 1121220001037. The reversal of 1121220001022 is 2201000221211.

It is a junction number, because it is equal to n+sod(n) for n = 1121220000988 and 1121220001006.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3761963 + ... + 4049049.

It is an arithmetic number, because the mean of its divisors is an integer number (57879524592).

Almost surely, 2^{1121220001022} is an apocalyptic number.

1121220001022 is a deficient number, since it is larger than the sum of its proper divisors (730924785922).

1121220001022 is a wasteful number, since it uses less digits than its factorization.

1121220001022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 288784.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 1121220001022 its reverse (2201000221211), we get a palindrome (3322220222233).

The spelling of 1121220001022 in words is "one trillion, one hundred twenty-one billion, two hundred twenty million, one thousand, twenty-two".