10021211200399 has 16 divisors (see below), whose sum is σ = 11521675081728. Its totient is φ = 8537965414272.

The previous prime is 10021211200387. The next prime is 10021211200453. The reversal of 10021211200399 is 99300211212001.

It is not a de Polignac number, because 10021211200399 - 2¹⁵ = 10021211167631 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10021211200399.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10021211200369) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 64618519 + ... + 64773415.

It is an arithmetic number, because the mean of its divisors is an integer number (720104692608).

Almost surely, 2^{10021211200399} is an apocalyptic number.

10021211200399 is a deficient number, since it is larger than the sum of its proper divisors (1500463881329).

10021211200399 is a wasteful number, since it uses less digits than its factorization.

10021211200399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210414.

The product of its (nonzero) digits is 1944, while the sum is 31.

The spelling of 10021211200399 in words is "ten trillion, twenty-one billion, two hundred eleven million, two hundred thousand, three hundred ninety-nine".