140220212221097 has 2 divisors, whose sum is σ = 140220212221098. Its totient is φ = 140220212221096.

The previous prime is 140220212221091. The next prime is 140220212221123. The reversal of 140220212221097 is 790122212022041.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 91729100055961 + 48491112165136 = 9577531^2 + 6963556^2 .

It is a cyclic number.

It is not a de Polignac number, because 140220212221097 - 2⁴⁰ = 139120700593321 is a prime.

It is not a weakly prime, because it can be changed into another prime (140220212221091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70110106110548 + 70110106110549.

It is an arithmetic number, because the mean of its divisors is an integer number (70110106110549).

Almost surely, 2^{140220212221097} is an apocalyptic number.

It is an amenable number.

140220212221097 is a deficient number, since it is larger than the sum of its proper divisors (1).

140220212221097 is an equidigital number, since it uses as much as digits as its factorization.

140220212221097 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16128, while the sum is 35.

The spelling of 140220212221097 in words is "one hundred forty trillion, two hundred twenty billion, two hundred twelve million, two hundred twenty-one thousand, ninety-seven".