2011021203270 has 32 divisors (see below), whose sum is σ = 5036296580352. Its totient is φ = 512956132832.

The previous prime is 2011021203239. The next prime is 2011021203311. The reversal of 2011021203270 is 723021201102.

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, 1457261052 + ... + 1457262431.

It is an arithmetic number, because the mean of its divisors is an integer number (157384268136).

Almost surely, 2^{2011021203270} is an apocalyptic number.

2011021203270 is an abundant number, since it is smaller than the sum of its proper divisors (3025275377082).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2011021203270 is a wasteful number, since it uses less digits than its factorization.

2011021203270 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2914523516.

The product of its (nonzero) digits is 336, while the sum is 21.

Adding to 2011021203270 its reverse (723021201102), we get a palindrome (2734042404372).

The spelling of 2011021203270 in words is "two trillion, eleven billion, twenty-one million, two hundred three thousand, two hundred seventy".