1011221002022 has 32 divisors (see below), whose sum is σ = 1891190778624. Its totient is φ = 393966338400.

The previous prime is 1011221002007. The next prime is 1011221002049. The reversal of 1011221002022 is 2202001221101.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a junction number, because it is equal to n+sod(n) for n = 1011221001988 and 1011221002006.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4152497 + ... + 4389267.

It is an arithmetic number, because the mean of its divisors is an integer number (59099711832).

Almost surely, 2^{1011221002022} is an apocalyptic number.

1011221002022 is a deficient number, since it is larger than the sum of its proper divisors (879969776602).

1011221002022 is a wasteful number, since it uses less digits than its factorization.

1011221002022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 264524.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 1011221002022 its reverse (2202001221101), we get a palindrome (3213222223123).

The spelling of 1011221002022 in words is "one trillion, eleven billion, two hundred twenty-one million, two thousand, twenty-two".