2021101110202 has 8 divisors (see below), whose sum is σ = 3031664303412. Its totient is φ = 1010546342400.

The previous prime is 2021101110101. The next prime is 2021101110211. The reversal of 2021101110202 is 2020111011202.

It can be written as a sum of positive squares in 2 ways, for example, as 1625800954761 + 395300155441 = 1275069^2 + 628729^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1467949 + ... + 2489392.

Almost surely, 2^{2021101110202} is an apocalyptic number.

2021101110202 is a deficient number, since it is larger than the sum of its proper divisors (1010563193210).

2021101110202 is a wasteful number, since it uses less digits than its factorization.

2021101110202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4212704.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 2021101110202 its reverse (2020111011202), we get a palindrome (4041212121404).

The spelling of 2021101110202 in words is "two trillion, twenty-one billion, one hundred one million, one hundred ten thousand, two hundred two".