1020222312122 has 16 divisors (see below), whose sum is σ = 1648099051872. Its totient is φ = 470858229360.

The previous prime is 1020222312119. The next prime is 1020222312127. The reversal of 1020222312122 is 2212132220201.

It is a junction number, because it is equal to n+sod(n) for n = 1020222312094 and 1020222312103.

It is not an unprimeable number, because it can be changed into a prime (1020222312127) 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, 379913 + ... + 1478099.

It is an arithmetic number, because the mean of its divisors is an integer number (103006190742).

Almost surely, 2^{1020222312122} is an apocalyptic number.

1020222312122 is a deficient number, since it is larger than the sum of its proper divisors (627876739750).

1020222312122 is a wasteful number, since it uses less digits than its factorization.

1020222312122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1133933.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 1020222312122 its reverse (2212132220201), we get a palindrome (3232354532323).

The spelling of 1020222312122 in words is "one trillion, twenty billion, two hundred twenty-two million, three hundred twelve thousand, one hundred twenty-two".