6211202002021 has 8 divisors (see below), whose sum is σ = 6213822280064. Its totient is φ = 6208582232160.

The previous prime is 6211202002009. The next prime is 6211202002091. The reversal of 6211202002021 is 1202002021126.

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 6211202002021 - 2¹⁵ = 6211201969253 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 6211202002021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6211202002091) 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, 25393321 + ... + 25636753.

It is an arithmetic number, because the mean of its divisors is an integer number (776727785008).

Almost surely, 2^{6211202002021} is an apocalyptic number.

It is an amenable number.

6211202002021 is a deficient number, since it is larger than the sum of its proper divisors (2620278043).

6211202002021 is a wasteful number, since it uses less digits than its factorization.

6211202002021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 254091.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 6211202002021 its reverse (1202002021126), we get a palindrome (7413204023147).

The spelling of 6211202002021 in words is "six trillion, two hundred eleven billion, two hundred two million, two thousand, twenty-one".