1000020210122 has 16 divisors (see below), whose sum is σ = 1591032564000. Its totient is φ = 470077798320.

The previous prime is 1000020210121. The next prime is 1000020210127. The reversal of 1000020210122 is 2210120200001.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1000020210121) 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, 100438997 + ... + 100448952.

It is an arithmetic number, because the mean of its divisors is an integer number (99439535250).

Almost surely, 2^{1000020210122} is an apocalyptic number.

1000020210122 is a deficient number, since it is larger than the sum of its proper divisors (591012353878).

1000020210122 is a wasteful number, since it uses less digits than its factorization.

1000020210122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200888101.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 1000020210122 its reverse (2210120200001), we get a palindrome (3210140410123).

The spelling of 1000020210122 in words is "one trillion, twenty million, two hundred ten thousand, one hundred twenty-two".