1021120002022 has 16 divisors (see below), whose sum is σ = 1536149538000. Its totient is φ = 509070310560.

The previous prime is 1021120001999. The next prime is 1021120002029. The reversal of 1021120002022 is 2202000211201.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1021120001993 and 1021120002011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1021120002029) 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, 24010197 + ... + 24052687.

It is an arithmetic number, because the mean of its divisors is an integer number (96009346125).

Almost surely, 2^{1021120002022} is an apocalyptic number.

1021120002022 is a deficient number, since it is larger than the sum of its proper divisors (515029535978).

1021120002022 is a wasteful number, since it uses less digits than its factorization.

1021120002022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77271.

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

Adding to 1021120002022 its reverse (2202000211201), we get a palindrome (3223120213223).

The spelling of 1021120002022 in words is "one trillion, twenty-one billion, one hundred twenty million, two thousand, twenty-two".