101203011932221 has 2 divisors, whose sum is σ = 101203011932222. Its totient is φ = 101203011932220.

The previous prime is 101203011932207. The next prime is 101203011932227. The reversal of 101203011932221 is 122239110302101.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 71125794499321 + 30077217432900 = 8433611^2 + 5484270^2 .

It is a cyclic number.

It is not a de Polignac number, because 101203011932221 - 2⁹ = 101203011931709 is a prime.

It is a super-2 number, since 2×101203011932221² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 101203011932221.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101203011932227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50601505966110 + 50601505966111.

It is an arithmetic number, because the mean of its divisors is an integer number (50601505966111).

Almost surely, 2^{101203011932221} is an apocalyptic number.

It is an amenable number.

101203011932221 is a deficient number, since it is larger than the sum of its proper divisors (1).

101203011932221 is an equidigital number, since it uses as much as digits as its factorization.

101203011932221 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 28.

The spelling of 101203011932221 in words is "one hundred one trillion, two hundred three billion, eleven million, nine hundred thirty-two thousand, two hundred twenty-one".