2210021031321 has 12 divisors (see below), whose sum is σ = 3331046192448. Its totient is φ = 1409288773464.

The previous prime is 2210021031307. The next prime is 2210021031331. The reversal of 2210021031321 is 1231301200122.

2210021031321 is a `hidden beast` number, since 2 + 2 + 100 + 210 + 31 + 321 = 666.

It is not a de Polignac number, because 2210021031321 - 2¹³ = 2210021023129 is a prime.

It is a super-2 number, since 2×2210021031321² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2210021031294 and 2210021031303.

It is not an unprimeable number, because it can be changed into a prime (2210021031331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5338214845 + ... + 5338215258.

It is an arithmetic number, because the mean of its divisors is an integer number (277587182704).

Almost surely, 2^{2210021031321} is an apocalyptic number.

It is an amenable number.

2210021031321 is a deficient number, since it is larger than the sum of its proper divisors (1121025161127).

2210021031321 is a wasteful number, since it uses less digits than its factorization.

2210021031321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10676430132 (or 10676430129 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 2210021031321 its reverse (1231301200122), we get a palindrome (3441322231443).

The spelling of 2210021031321 in words is "two trillion, two hundred ten billion, twenty-one million, thirty-one thousand, three hundred twenty-one".