1022001100022 has 32 divisors (see below), whose sum is σ = 1866169041408. Its totient is φ = 409767244416.

The previous prime is 1022001100007. The next prime is 1022001100027. The reversal of 1022001100022 is 2200011002201.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1022001099976 and 1022001100012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1022001100027) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12816908 + ... + 12896399.

It is an arithmetic number, because the mean of its divisors is an integer number (58317782544).

Almost surely, 2^{1022001100022} is an apocalyptic number.

1022001100022 is a deficient number, since it is larger than the sum of its proper divisors (844167941386).

1022001100022 is a wasteful number, since it uses less digits than its factorization.

1022001100022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25713500.

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

Adding to 1022001100022 its reverse (2200011002201), we get a palindrome (3222012102223).

The spelling of 1022001100022 in words is "one trillion, twenty-two billion, one million, one hundred thousand, twenty-two".