1001000210122 has 64 divisors (see below), whose sum is σ = 1684735303680. Its totient is φ = 442131076800.

The previous prime is 1001000210099. The next prime is 1001000210131. The reversal of 1001000210122 is 2210120001001.

It is a junction number, because it is equal to n+sod(n) for n = 1001000210099 and 1001000210108.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 393628383 + ... + 393630925.

It is an arithmetic number, because the mean of its divisors is an integer number (26323989120).

Almost surely, 2^{1001000210122} is an apocalyptic number.

1001000210122 is a deficient number, since it is larger than the sum of its proper divisors (683735093558).

1001000210122 is a wasteful number, since it uses less digits than its factorization.

1001000210122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4579.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 1001000210122 its reverse (2210120001001), we get a palindrome (3211120211123).

The spelling of 1001000210122 in words is "one trillion, one billion, two hundred ten thousand, one hundred twenty-two".