1202010010221 has 32 divisors (see below), whose sum is σ = 1654974224640. Its totient is φ = 775438977024.

The previous prime is 1202010010219. The next prime is 1202010010237. The reversal of 1202010010221 is 1220100102021.

It is not a de Polignac number, because 1202010010221 - 2¹ = 1202010010219 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1202010010197 and 1202010010206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1202010015221) 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, 17861725 + ... + 17928893.

It is an arithmetic number, because the mean of its divisors is an integer number (51717944520).

Almost surely, 2^{1202010010221} is an apocalyptic number.

It is an amenable number.

1202010010221 is a deficient number, since it is larger than the sum of its proper divisors (452964214419).

1202010010221 is a wasteful number, since it uses less digits than its factorization.

1202010010221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68085.

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

Adding to 1202010010221 its reverse (1220100102021), we get a palindrome (2422110112242).

The spelling of 1202010010221 in words is "one trillion, two hundred two billion, ten million, ten thousand, two hundred twenty-one".