1010001122211 has 24 divisors (see below), whose sum is σ = 1360854033840. Its totient is φ = 666314291200.

The previous prime is 1010001122201. The next prime is 1010001122269. The reversal of 1010001122211 is 1122211000101.

It is not a de Polignac number, because 1010001122211 - 2⁶ = 1010001122147 is a prime.

1010001122211 is a modest number, since divided by 1122211 gives 101 as remainder.

It is not an unprimeable number, because it can be changed into a prime (1010001122201) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 65880595 + ... + 65895923.

It is an arithmetic number, because the mean of its divisors is an integer number (56702251410).

Almost surely, 2^{1010001122211} is an apocalyptic number.

1010001122211 is a deficient number, since it is larger than the sum of its proper divisors (350852911629).

1010001122211 is a wasteful number, since it uses less digits than its factorization.

1010001122211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17687 (or 17586 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 1010001122211 its reverse (1122211000101), we get a palindrome (2132212122312).

The spelling of 1010001122211 in words is "one trillion, ten billion, one million, one hundred twenty-two thousand, two hundred eleven".