101001055 has 32 divisors (see below), whose sum is σ = 134366400. Its totient is φ = 72576000.

The previous prime is 101001053. The next prime is 101001059. The reversal of 101001055 is 550100101.

It is not a de Polignac number, because 101001055 - 2¹ = 101001053 is a prime.

It is a super-2 number, since 2×101001055² = 20402426222226050, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101001053) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 167755 + ... + 168355.

It is an arithmetic number, because the mean of its divisors is an integer number (4198950).

Almost surely, 2^101001055 is an apocalyptic number.

101001055 is a deficient number, since it is larger than the sum of its proper divisors (33365345).

101001055 is a wasteful number, since it uses less digits than its factorization.

101001055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 715.

The product of its (nonzero) digits is 25, while the sum is 13.

The square root of 101001055 is about 10049.9281091956. The cubic root of 101001055 is about 465.7025722747.

Adding to 101001055 its reverse (550100101), we get a palindrome (651101156).

The spelling of 101001055 in words is "one hundred one million, one thousand, fifty-five".