211021212200019 has 16 divisors (see below), whose sum is σ = 303009133400064. Its totient is φ = 129857357844000.

The previous prime is 211021212200011. The next prime is 211021212200119. The reversal of 211021212200019 is 910002212120112.

It is not a de Polignac number, because 211021212200019 - 2³ = 211021212200011 is a prime.

It is a super-2 number, since 2×211021212200019² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (211021212200011) 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, 35758957 + ... + 41240094.

It is an arithmetic number, because the mean of its divisors is an integer number (18938070837504).

Almost surely, 2^{211021212200019} is an apocalyptic number.

211021212200019 is a deficient number, since it is larger than the sum of its proper divisors (91987921200045).

211021212200019 is a wasteful number, since it uses less digits than its factorization.

211021212200019 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77069338.

The product of its (nonzero) digits is 288, while the sum is 24.

The spelling of 211021212200019 in words is "two hundred eleven trillion, twenty-one billion, two hundred twelve million, two hundred thousand, nineteen".