2061172027001 has 16 divisors (see below), whose sum is σ = 2277716194944. Its totient is φ = 1855247057664.

The previous prime is 2061172026961. The next prime is 2061172027063. The reversal of 2061172027001 is 1007202711602.

It is a cyclic number.

It is not a de Polignac number, because 2061172027001 - 2²² = 2061167832697 is a prime.

It is a super-2 number, since 2×2061172027001² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2061172027601) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1706090 + ... + 2651996.

It is an arithmetic number, because the mean of its divisors is an integer number (142357262184).

Almost surely, 2^{2061172027001} is an apocalyptic number.

It is an amenable number.

2061172027001 is a deficient number, since it is larger than the sum of its proper divisors (216544167943).

2061172027001 is a wasteful number, since it uses less digits than its factorization.

2061172027001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 951520.

The product of its (nonzero) digits is 2352, while the sum is 29.

Adding to 2061172027001 its reverse (1007202711602), we get a palindrome (3068374738603).

The spelling of 2061172027001 in words is "two trillion, sixty-one billion, one hundred seventy-two million, twenty-seven thousand, one".