1011002220211 has 16 divisors (see below), whose sum is σ = 1066377312000. Its totient is φ = 955844311968.

The previous prime is 1011002220191. The next prime is 1011002220269. The reversal of 1011002220211 is 1120222001101.

It is a cyclic number.

It is not a de Polignac number, because 1011002220211 - 2¹⁵ = 1011002187443 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1011002220191 and 1011002220200.

It is not an unprimeable number, because it can be changed into a prime (1011002220281) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 87534465 + ... + 87546013.

It is an arithmetic number, because the mean of its divisors is an integer number (66648582000).

Almost surely, 2^{1011002220211} is an apocalyptic number.

1011002220211 is a deficient number, since it is larger than the sum of its proper divisors (55375091789).

1011002220211 is a wasteful number, since it uses less digits than its factorization.

1011002220211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20538.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 1011002220211 its reverse (1120222001101), we get a palindrome (2131224221312).

The spelling of 1011002220211 in words is "one trillion, eleven billion, two million, two hundred twenty thousand, two hundred eleven".