202122002011 has 8 divisors (see below), whose sum is σ = 210591995904. Its totient is φ = 193773878760.

The previous prime is 202122002009. The next prime is 202122002057. The reversal of 202122002011 is 110200221202.

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 202122002011 - 2¹ = 202122002009 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 202122001982 and 202122002000.

It is not an unprimeable number, because it can be changed into a prime (202122902011) 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, 30464275 + ... + 30470908.

It is an arithmetic number, because the mean of its divisors is an integer number (26323999488).

Almost surely, 2^202122002011 is an apocalyptic number.

202122002011 is a deficient number, since it is larger than the sum of its proper divisors (8469993893).

202122002011 is a wasteful number, since it uses less digits than its factorization.

202122002011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60935321.

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

Adding to 202122002011 its reverse (110200221202), we get a palindrome (312322223213).

The spelling of 202122002011 in words is "two hundred two billion, one hundred twenty-two million, two thousand, eleven".