10020001021222 has 16 divisors (see below), whose sum is σ = 15695298703872. Its totient is φ = 4788563087880.

The previous prime is 10020001021211. The next prime is 10020001021223. The reversal of 10020001021222 is 22212010002001.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10020001021223) 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, 82013604 + ... + 82135687.

It is an arithmetic number, because the mean of its divisors is an integer number (980956168992).

Almost surely, 2^{10020001021222} is an apocalyptic number.

10020001021222 is a deficient number, since it is larger than the sum of its proper divisors (5675297682650).

10020001021222 is a wasteful number, since it uses less digits than its factorization.

10020001021222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164150643.

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

Adding to 10020001021222 its reverse (22212010002001), we get a palindrome (32232011023223).

The spelling of 10020001021222 in words is "ten trillion, twenty billion, one million, twenty-one thousand, two hundred twenty-two".