1020220110122 has 8 divisors (see below), whose sum is σ = 1530948987876. Its totient is φ = 509903780832.

The previous prime is 1020220110103. The next prime is 1020220110157. The reversal of 1020220110122 is 2210110220201.

It can be written as a sum of positive squares in 2 ways, for example, as 820544293921 + 199675816201 = 905839^2 + 446851^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 1020220110097 and 1020220110106.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 103130933 + ... + 103140824.

Almost surely, 2^{1020220110122} is an apocalyptic number.

1020220110122 is a deficient number, since it is larger than the sum of its proper divisors (510728877754).

1020220110122 is a wasteful number, since it uses less digits than its factorization.

1020220110122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 206274232.

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

Adding to 1020220110122 its reverse (2210110220201), we get a palindrome (3230330330323).

The spelling of 1020220110122 in words is "one trillion, twenty billion, two hundred twenty million, one hundred ten thousand, one hundred twenty-two".