1022201101111 has 8 divisors (see below), whose sum is σ = 1034906355504. Its totient is φ = 1009505122560.

The previous prime is 1022201101091. The next prime is 1022201101121. The reversal of 1022201101111 is 1111011022201.

It is a happy number.

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

It is not a de Polignac number, because 1022201101111 - 2¹³ = 1022201092919 is a prime.

It is a super-2 number, since 2×1022201101111² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1022201101091 and 1022201101100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1022201101121) 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, 2097060 + ... + 2538121.

It is an arithmetic number, because the mean of its divisors is an integer number (129363294438).

Almost surely, 2^{1022201101111} is an apocalyptic number.

1022201101111 is a deficient number, since it is larger than the sum of its proper divisors (12705254393).

1022201101111 is an equidigital number, since it uses as much as digits as its factorization.

1022201101111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4637921.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 1022201101111 its reverse (1111011022201), we get a palindrome (2133212123312).

The spelling of 1022201101111 in words is "one trillion, twenty-two billion, two hundred one million, one hundred one thousand, one hundred eleven".