10021211999699 has 2 divisors, whose sum is σ = 10021211999700. Its totient is φ = 10021211999698.

The previous prime is 10021211999681. The next prime is 10021211999723. The reversal of 10021211999699 is 99699911212001.

10021211999699 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10021211999699 - 2²⁴ = 10021195222483 is a prime.

It is a super-2 number, since 2×10021211999699² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (10021211999639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5010605999849 + 5010605999850.

It is an arithmetic number, because the mean of its divisors is an integer number (5010605999850).

Almost surely, 2^{10021211999699} is an apocalyptic number.

10021211999699 is a deficient number, since it is larger than the sum of its proper divisors (1).

10021211999699 is an equidigital number, since it uses as much as digits as its factorization.

10021211999699 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1417176, while the sum is 59.

The spelling of 10021211999699 in words is "ten trillion, twenty-one billion, two hundred eleven million, nine hundred ninety-nine thousand, six hundred ninety-nine".