1610012247101 has 4 divisors (see below), whose sum is σ = 1610172155100. Its totient is φ = 1609852339104.

The previous prime is 1610012247043. The next prime is 1610012247119. The reversal of 1610012247101 is 1017422100161.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 209988480025 + 1400023767076 = 458245^2 + 1183226^2 .

It is a cyclic number.

It is not a de Polignac number, because 1610012247101 - 2²² = 1610008052797 is a prime.

It is a super-2 number, since 2×1610012247101² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1610012147101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 79938896 + ... + 79959033.

It is an arithmetic number, because the mean of its divisors is an integer number (402543038775).

Almost surely, 2^{1610012247101} is an apocalyptic number.

It is an amenable number.

1610012247101 is a deficient number, since it is larger than the sum of its proper divisors (159907999).

1610012247101 is a wasteful number, since it uses less digits than its factorization.

1610012247101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159907998.

The product of its (nonzero) digits is 672, while the sum is 26.

Adding to 1610012247101 its reverse (1017422100161), we get a palindrome (2627434347262).

The spelling of 1610012247101 in words is "one trillion, six hundred ten billion, twelve million, two hundred forty-seven thousand, one hundred one".