20270540427111 has 192 divisors, whose sum is σ = 34399846091520. Its totient is φ = 11398307880960.

The previous prime is 20270540427097. The next prime is 20270540427113. The reversal of 20270540427111 is 11172404507202.

20270540427111 is a `hidden beast` number, since 2 + 0 + 2 + 7 + 0 + 540 + 42 + 71 + 1 + 1 = 666.

It is not a de Polignac number, because 20270540427111 - 2¹¹ = 20270540425063 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20270540427113) by changing a digit.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 3389152741 + ... + 3389158721.

It is an arithmetic number, because the mean of its divisors is an integer number (179165865060).

Almost surely, 2^{20270540427111} is an apocalyptic number.

20270540427111 is a deficient number, since it is larger than the sum of its proper divisors (14129305664409).

20270540427111 is a wasteful number, since it uses less digits than its factorization.

20270540427111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6506 (or 6503 counting only the distinct ones).

The product of its (nonzero) digits is 31360, while the sum is 36.

The spelling of 20270540427111 in words is "twenty trillion, two hundred seventy billion, five hundred forty million, four hundred twenty-seven thousand, one hundred eleven".