1022120550321 has 16 divisors (see below), whose sum is σ = 1531471595136. Its totient is φ = 601649554176.

The previous prime is 1022120550103. The next prime is 1022120550323. The reversal of 1022120550321 is 1230550212201.

It is not a de Polignac number, because 1022120550321 - 2²³ = 1022112161713 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1022120550291 and 1022120550300.

It is not an unprimeable number, because it can be changed into a prime (1022120550323) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 569743000 + ... + 569744793.

It is an arithmetic number, because the mean of its divisors is an integer number (95716974696).

Almost surely, 2^{1022120550321} is an apocalyptic number.

It is an amenable number.

1022120550321 is a deficient number, since it is larger than the sum of its proper divisors (509351044815).

1022120550321 is a wasteful number, since it uses less digits than its factorization.

1022120550321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1139487832.

The product of its (nonzero) digits is 1200, while the sum is 24.

Adding to 1022120550321 its reverse (1230550212201), we get a palindrome (2252670762522).

The spelling of 1022120550321 in words is "one trillion, twenty-two billion, one hundred twenty million, five hundred fifty thousand, three hundred twenty-one".