1202020220011 has 8 divisors (see below), whose sum is σ = 1294506551520. Its totient is φ = 1109537208192.

The previous prime is 1202020219999. The next prime is 1202020220021. The reversal of 1202020220011 is 1100220202021.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1202020220011 - 2³⁵ = 1167660481643 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a junction number, because it is equal to n+sod(n) for n = 1202020219973 and 1202020220000.

It is not an unprimeable number, because it can be changed into a prime (1202020220021) 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, 50791 + ... + 1551328.

It is an arithmetic number, because the mean of its divisors is an integer number (161813318940).

Almost surely, 2^{1202020220011} is an apocalyptic number.

1202020220011 is a deficient number, since it is larger than the sum of its proper divisors (92486331509).

1202020220011 is a wasteful number, since it uses less digits than its factorization.

1202020220011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1659845.

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

Adding to 1202020220011 its reverse (1100220202021), we get a palindrome (2302240422032).

The spelling of 1202020220011 in words is "one trillion, two hundred two billion, twenty million, two hundred twenty thousand, eleven".