1021201002022 has 4 divisors (see below), whose sum is σ = 1531801503036. Its totient is φ = 510600501010.

The previous prime is 1021201001963. The next prime is 1021201002091. The reversal of 1021201002022 is 2202001021201.

It is a happy number.

1021201002022 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 1021201001993 and 1021201002011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 255300250504 + ... + 255300250507.

It is an arithmetic number, because the mean of its divisors is an integer number (382950375759).

Almost surely, 2^{1021201002022} is an apocalyptic number.

1021201002022 is a deficient number, since it is larger than the sum of its proper divisors (510600501014).

1021201002022 is an equidigital number, since it uses as much as digits as its factorization.

1021201002022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 510600501013.

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

Adding to 1021201002022 its reverse (2202001021201), we get a palindrome (3223202023223).

The spelling of 1021201002022 in words is "one trillion, twenty-one billion, two hundred one million, two thousand, twenty-two".