1001051010055 has 32 divisors (see below), whose sum is σ = 1221781475520. Its totient is φ = 787238415360.

The previous prime is 1001051010053. The next prime is 1001051010079. The reversal of 1001051010055 is 5500101501001.

It is a happy number.

It is not a de Polignac number, because 1001051010055 - 2¹ = 1001051010053 is a prime.

It is a super-2 number, since 2×1001051010055² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1001051010053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 152526204 + ... + 152532766.

It is an arithmetic number, because the mean of its divisors is an integer number (38180671110).

Almost surely, 2^{1001051010055} is an apocalyptic number.

1001051010055 is a deficient number, since it is larger than the sum of its proper divisors (220730465465).

1001051010055 is an equidigital number, since it uses as much as digits as its factorization.

1001051010055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7971.

The product of its (nonzero) digits is 125, while the sum is 19.

Adding to 1001051010055 its reverse (5500101501001), we get a palindrome (6501152511056).

The spelling of 1001051010055 in words is "one trillion, one billion, fifty-one million, ten thousand, fifty-five".