10202121001222 has 64 divisors (see below), whose sum is σ = 16621374389760. Its totient is φ = 4684207968000.

The previous prime is 10202121001211. The next prime is 10202121001231. The reversal of 10202121001222 is 22210012120201.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 10202121001196 and 10202121001205.

It is a congruent number.

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, 30884929 + ... + 31213507.

It is an arithmetic number, because the mean of its divisors is an integer number (259708974840).

Almost surely, 2^{10202121001222} is an apocalyptic number.

10202121001222 is a deficient number, since it is larger than the sum of its proper divisors (6419253388538).

10202121001222 is a wasteful number, since it uses less digits than its factorization.

10202121001222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 328909.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 10202121001222 its reverse (22210012120201), we get a palindrome (32412133121423).

The spelling of 10202121001222 in words is "ten trillion, two hundred two billion, one hundred twenty-one million, one thousand, two hundred twenty-two".