21220111029083 has 2 divisors, whose sum is σ = 21220111029084. Its totient is φ = 21220111029082.

The previous prime is 21220111029067. The next prime is 21220111029101. The reversal of 21220111029083 is 38092011102212.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 21220111029083 - 2⁴ = 21220111029067 is a prime.

It is a super-2 number, since 2×21220111029083² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (21220111029053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10610055514541 + 10610055514542.

It is an arithmetic number, because the mean of its divisors is an integer number (10610055514542).

Almost surely, 2^{21220111029083} is an apocalyptic number.

21220111029083 is a deficient number, since it is larger than the sum of its proper divisors (1).

21220111029083 is an equidigital number, since it uses as much as digits as its factorization.

21220111029083 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 32.

The spelling of 21220111029083 in words is "twenty-one trillion, two hundred twenty billion, one hundred eleven million, twenty-nine thousand, eighty-three".