1201201020022 has 16 divisors (see below), whose sum is σ = 1806935245920. Its totient is φ = 598891655232.

The previous prime is 1201201019987. The next prime is 1201201020029. The reversal of 1201201020022 is 2200201021021.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1201201019984 and 1201201020011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1201201020029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 413754 + ... + 1604242.

It is an arithmetic number, because the mean of its divisors is an integer number (112933452870).

Almost surely, 2^{1201201020022} is an apocalyptic number.

1201201020022 is a deficient number, since it is larger than the sum of its proper divisors (605734225898).

1201201020022 is a wasteful number, since it uses less digits than its factorization.

1201201020022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1191927.

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

Adding to 1201201020022 its reverse (2200201021021), we get a palindrome (3401402041043).

Subtracting 1201201020022 from its reverse (2200201021021), we obtain a palindrome (999000000999).

The spelling of 1201201020022 in words is "one trillion, two hundred one billion, two hundred one million, twenty thousand, twenty-two".