10212100311377 has 2 divisors, whose sum is σ = 10212100311378. Its totient is φ = 10212100311376.

The previous prime is 10212100311353. The next prime is 10212100311449. The reversal of 10212100311377 is 77311300121201.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5724922367761 + 4487177943616 = 2392681^2 + 2118296^2 .

It is a cyclic number.

It is not a de Polignac number, because 10212100311377 - 2⁶ = 10212100311313 is a prime.

It is a super-2 number, since 2×10212100311377² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (10212100311337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5106050155688 + 5106050155689.

It is an arithmetic number, because the mean of its divisors is an integer number (5106050155689).

Almost surely, 2^{10212100311377} is an apocalyptic number.

It is an amenable number.

10212100311377 is a deficient number, since it is larger than the sum of its proper divisors (1).

10212100311377 is an equidigital number, since it uses as much as digits as its factorization.

10212100311377 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1764, while the sum is 29.

Adding to 10212100311377 its reverse (77311300121201), we get a palindrome (87523400432578).

The spelling of 10212100311377 in words is "ten trillion, two hundred twelve billion, one hundred million, three hundred eleven thousand, three hundred seventy-seven".