1010210222221 has 8 divisors (see below), whose sum is σ = 1045091365920. Its totient is φ = 975332165808.

The previous prime is 1010210222209. The next prime is 1010210222249. The reversal of 1010210222221 is 1222220120101.

It is a happy number.

1010210222221 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1010210222221 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1010210222195 and 1010210222204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1010210222261) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 96051 + ... + 1424656.

It is an arithmetic number, because the mean of its divisors is an integer number (130636420740).

Almost surely, 2^{1010210222221} is an apocalyptic number.

It is an amenable number.

1010210222221 is a deficient number, since it is larger than the sum of its proper divisors (34881143699).

1010210222221 is a wasteful number, since it uses less digits than its factorization.

1010210222221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1543643.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 1010210222221 its reverse (1222220120101), we get a palindrome (2232430342322).

The spelling of 1010210222221 in words is "one trillion, ten billion, two hundred ten million, two hundred twenty-two thousand, two hundred twenty-one".