100220212014321 has 32 divisors (see below), whose sum is σ = 152877986560000. Its totient is φ = 57208151750400.

The previous prime is 100220212014317. The next prime is 100220212014427. The reversal of 100220212014321 is 123410212022001.

It is a happy number.

It is not a de Polignac number, because 100220212014321 - 2² = 100220212014317 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100220212014521) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 212727780 + ... + 213198378.

It is an arithmetic number, because the mean of its divisors is an integer number (4777437080000).

Almost surely, 2^{100220212014321} is an apocalyptic number.

It is an amenable number.

100220212014321 is a deficient number, since it is larger than the sum of its proper divisors (52657774545679).

100220212014321 is a wasteful number, since it uses less digits than its factorization.

100220212014321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 481309.

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 100220212014321 its reverse (123410212022001), we get a palindrome (223630424036322).

The spelling of 100220212014321 in words is "one hundred trillion, two hundred twenty billion, two hundred twelve million, fourteen thousand, three hundred twenty-one".