1022002120022 has 64 divisors (see below), whose sum is σ = 1756575072000. Its totient is φ = 441781616640.

The previous prime is 1022002120001. The next prime is 1022002120079. The reversal of 1022002120022 is 2200212002201.

It is a junction number, because it is equal to n+sod(n) for n = 1022002119979 and 1022002120006.

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, 219830354 + ... + 219835002.

It is an arithmetic number, because the mean of its divisors is an integer number (27446485500).

Almost surely, 2^{1022002120022} is an apocalyptic number.

1022002120022 is a deficient number, since it is larger than the sum of its proper divisors (734572951978).

1022002120022 is a wasteful number, since it uses less digits than its factorization.

1022002120022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7001.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 1022002120022 its reverse (2200212002201), we get a palindrome (3222214122223).

It can be divided in two parts, 102200 and 2120022, that added together give a palindrome (2222222).

The spelling of 1022002120022 in words is "one trillion, twenty-two billion, two million, one hundred twenty thousand, twenty-two".