2061250106 has 4 divisors (see below), whose sum is σ = 3091875162. Its totient is φ = 1030625052.

The previous prime is 2061250099. The next prime is 2061250123. The reversal of 2061250106 is 6010521602.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6010521602 = 2 ⋅3005260801.

It can be written as a sum of positive squares in only one way, i.e., 1544097025 + 517153081 = 39295^2 + 22741^2 .

It is a super-2 number, since 2×2061250106² = 8497503998970022472, which 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, 515312525 + ... + 515312528.

Almost surely, 2^2061250106 is an apocalyptic number.

2061250106 is a deficient number, since it is larger than the sum of its proper divisors (1030625056).

2061250106 is a wasteful number, since it uses less digits than its factorization.

2061250106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1030625055.

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 2061250106 is about 45400.9923459829. The cubic root of 2061250106 is about 1272.6536585570.

Adding to 2061250106 its reverse (6010521602), we get a palindrome (8071771708).

The spelling of 2061250106 in words is "two billion, sixty-one million, two hundred fifty thousand, one hundred six".