1020222100122 has 64 divisors (see below), whose sum is σ = 2208928942080. Its totient is φ = 313165840064.

The previous prime is 1020222100039. The next prime is 1020222100123. The reversal of 1020222100122 is 2210012220201.

It is not an unprimeable number, because it can be changed into a prime (1020222100123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1021363 + ... + 1756025.

It is an arithmetic number, because the mean of its divisors is an integer number (34514514720).

Almost surely, 2^{1020222100122} is an apocalyptic number.

1020222100122 is an abundant number, since it is smaller than the sum of its proper divisors (1188706841958).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1020222100122 is a wasteful number, since it uses less digits than its factorization.

1020222100122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 735067.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 1020222100122 its reverse (2210012220201), we get a palindrome (3230234320323).

The spelling of 1020222100122 in words is "one trillion, twenty billion, two hundred twenty-two million, one hundred thousand, one hundred twenty-two".