2010021021121 has 8 divisors (see below), whose sum is σ = 2116030438080. Its totient is φ = 1904033487888.

The previous prime is 2010021021119. The next prime is 2010021021137. The reversal of 2010021021121 is 1211201200102.

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

It is a cyclic number.

It is not a de Polignac number, because 2010021021121 - 2¹ = 2010021021119 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2010021021721) 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, 5282221 + ... + 5649946.

It is an arithmetic number, because the mean of its divisors is an integer number (264503804760).

Almost surely, 2^{2010021021121} is an apocalyptic number.

It is an amenable number.

2010021021121 is a deficient number, since it is larger than the sum of its proper divisors (106009416959).

2010021021121 is a wasteful number, since it uses less digits than its factorization.

2010021021121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10941863.

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

Adding to 2010021021121 its reverse (1211201200102), we get a palindrome (3221222221223).

The spelling of 2010021021121 in words is "two trillion, ten billion, twenty-one million, twenty-one thousand, one hundred twenty-one".