1201020201022 has 16 divisors (see below), whose sum is σ = 1802238757200. Its totient is φ = 600274005952.

The previous prime is 1201020201001. The next prime is 1201020201037. The reversal of 1201020201022 is 2201020201021.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1201020200993 and 1201020201011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 72129354 + ... + 72146002.

It is an arithmetic number, because the mean of its divisors is an integer number (112639922325).

Almost surely, 2^{1201020201022} is an apocalyptic number.

1201020201022 is a deficient number, since it is larger than the sum of its proper divisors (601218556178).

1201020201022 is a wasteful number, since it uses less digits than its factorization.

1201020201022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28667.

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

Adding to 1201020201022 its reverse (2201020201021), we get a palindrome (3402040402043).

Subtracting 1201020201022 from its reverse (2201020201021), we obtain a palindrome (999999999999).

The spelling of 1201020201022 in words is "one trillion, two hundred one billion, twenty million, two hundred one thousand, twenty-two".