101200220121947 has 2 divisors, whose sum is σ = 101200220121948. Its totient is φ = 101200220121946.

The previous prime is 101200220121881. The next prime is 101200220122003. The reversal of 101200220121947 is 749121022002101.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 101200220121947 - 2⁸ = 101200220121691 is a prime.

It is a super-3 number, since 3×101200220121947³ (a number of 43 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (101200220121047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50600110060973 + 50600110060974.

It is an arithmetic number, because the mean of its divisors is an integer number (50600110060974).

Almost surely, 2^{101200220121947} is an apocalyptic number.

101200220121947 is a deficient number, since it is larger than the sum of its proper divisors (1).

101200220121947 is an equidigital number, since it uses as much as digits as its factorization.

101200220121947 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4032, while the sum is 32.

The spelling of 101200220121947 in words is "one hundred one trillion, two hundred billion, two hundred twenty million, one hundred twenty-one thousand, nine hundred forty-seven".