6201020540122 has 4 divisors (see below), whose sum is σ = 9301530810186. Its totient is φ = 3100510270060.

The previous prime is 6201020540093. The next prime is 6201020540137. The reversal of 6201020540122 is 2210450201026.

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

It can be written as a sum of positive squares in only one way, i.e., 4710597092881 + 1490423447241 = 2170391^2 + 1220829^2 .

It is a super-2 number, since 2×6201020540122² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1550255135029 + ... + 1550255135032.

Almost surely, 2^{6201020540122} is an apocalyptic number.

6201020540122 is a deficient number, since it is larger than the sum of its proper divisors (3100510270064).

6201020540122 is a wasteful number, since it uses less digits than its factorization.

6201020540122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3100510270063.

The product of its (nonzero) digits is 1920, while the sum is 25.

Adding to 6201020540122 its reverse (2210450201026), we get a palindrome (8411470741148).

The spelling of 6201020540122 in words is "six trillion, two hundred one billion, twenty million, five hundred forty thousand, one hundred twenty-two".