10211020221000 has 64 divisors (see below), whose sum is σ = 31858383098880. Its totient is φ = 2722938724800.

The previous prime is 10211020220987. The next prime is 10211020221007. The reversal of 10211020221000 is 12202011201.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is not an unprimeable number, because it can be changed into a prime (10211020221007) 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 15 ways as a sum of consecutive naturals, for example, 1701833704 + ... + 1701839703.

It is an arithmetic number, because the mean of its divisors is an integer number (497787235920).

Almost surely, 2^{10211020221000} is an apocalyptic number.

10211020221000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10211020221000 is an abundant number, since it is smaller than the sum of its proper divisors (21647362877880).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10211020221000 is a wasteful number, since it uses less digits than its factorization.

10211020221000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3403673431 (or 3403673417 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 10211020221000 its reverse (12202011201), we get a palindrome (10223222232201).

The spelling of 10211020221000 in words is "ten trillion, two hundred eleven billion, twenty million, two hundred twenty-one thousand".