20213021003030 has 32 divisors (see below), whose sum is σ = 36445073935104. Its totient is φ = 8071521509376.

The previous prime is 20213021003023. The next prime is 20213021003083. The reversal of 20213021003030 is 3030012031202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15538742 + ... + 16789238.

It is an arithmetic number, because the mean of its divisors is an integer number (1138908560472).

Almost surely, 2^{20213021003030} is an apocalyptic number.

20213021003030 is a deficient number, since it is larger than the sum of its proper divisors (16232052932074).

20213021003030 is a wasteful number, since it uses less digits than its factorization.

20213021003030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1253240.

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 20213021003030 its reverse (3030012031202), we get a palindrome (23243033034232).

The spelling of 20213021003030 in words is "twenty trillion, two hundred thirteen billion, twenty-one million, three thousand, thirty".