1022121544424 has 32 divisors (see below), whose sum is σ = 1928400566400. Its totient is φ = 507890626560.

The previous prime is 1022121544369. The next prime is 1022121544517. The reversal of 1022121544424 is 4244451212201.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 309407 + ... + 1462865.

It is an arithmetic number, because the mean of its divisors is an integer number (60262517700).

Almost surely, 2^{1022121544424} is an apocalyptic number.

It is an amenable number.

1022121544424 is a deficient number, since it is larger than the sum of its proper divisors (906279021976).

1022121544424 is a wasteful number, since it uses less digits than its factorization.

1022121544424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1154153 (or 1154149 counting only the distinct ones).

The product of its (nonzero) digits is 20480, while the sum is 32.

Adding to 1022121544424 its reverse (4244451212201), we get a palindrome (5266572756625).

The spelling of 1022121544424 in words is "one trillion, twenty-two billion, one hundred twenty-one million, five hundred forty-four thousand, four hundred twenty-four".