10202220021211 has 8 divisors (see below), whose sum is σ = 10803267597024. Its totient is φ = 9601274332800.

The previous prime is 10202220021197. The next prime is 10202220021229. The reversal of 10202220021211 is 11212002220201.

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 10202220021211 - 2⁷ = 10202220021083 is a prime.

It is a super-2 number, since 2×10202220021211² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10202220021311) 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, 25265640 + ... + 25666261.

It is an arithmetic number, because the mean of its divisors is an integer number (1350408449628).

Almost surely, 2^{10202220021211} is an apocalyptic number.

10202220021211 is a deficient number, since it is larger than the sum of its proper divisors (601047575813).

10202220021211 is a wasteful number, since it uses less digits than its factorization.

10202220021211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50943701.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 10202220021211 its reverse (11212002220201), we get a palindrome (21414222241412).

The spelling of 10202220021211 in words is "ten trillion, two hundred two billion, two hundred twenty million, twenty-one thousand, two hundred eleven".