1020000122122 has 8 divisors (see below), whose sum is σ = 1530005854176. Its totient is φ = 509998170732.

The previous prime is 1020000122083. The next prime is 1020000122123. The reversal of 1020000122122 is 2212210000201.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (1020000122123) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 130108 + ... + 1434199.

It is an arithmetic number, because the mean of its divisors is an integer number (191250731772).

Almost surely, 2^{1020000122122} is an apocalyptic number.

1020000122122 is a deficient number, since it is larger than the sum of its proper divisors (510005732054).

1020000122122 is a wasteful number, since it uses less digits than its factorization.

1020000122122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1890332.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 1020000122122 its reverse (2212210000201), we get a palindrome (3232210122323).

The spelling of 1020000122122 in words is "one trillion, twenty billion, one hundred twenty-two thousand, one hundred twenty-two".