101051066 has 8 divisors (see below), whose sum is σ = 152967540. Its totient is φ = 50061888.

The previous prime is 101051057. The next prime is 101051087. The reversal of 101051066 is 660150101.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 87516025 + 13535041 = 9355^2 + 3679^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×101051066² = 20422635879472712, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 231551 + ... + 231986.

Almost surely, 2^101051066 is an apocalyptic number.

101051066 is a deficient number, since it is larger than the sum of its proper divisors (51916474).

101051066 is a wasteful number, since it uses less digits than its factorization.

101051066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 463648.

The product of its (nonzero) digits is 180, while the sum is 20.

The square root of 101051066 is about 10052.4159285219. The cubic root of 101051066 is about 465.7794243047.

The spelling of 101051066 in words is "one hundred one million, fifty-one thousand, sixty-six".