1010100551061 has 16 divisors (see below), whose sum is σ = 1540394985600. Its totient is φ = 576752510208.

The previous prime is 1010100551059. The next prime is 1010100551069. The reversal of 1010100551061 is 1601550010101.

It is a happy number.

It is not a de Polignac number, because 1010100551061 - 2¹ = 1010100551059 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1010100551069) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18630816 + ... + 18684953.

It is an arithmetic number, because the mean of its divisors is an integer number (96274686600).

Almost surely, 2^{1010100551061} is an apocalyptic number.

It is an amenable number.

1010100551061 is a deficient number, since it is larger than the sum of its proper divisors (530294434539).

1010100551061 is a wasteful number, since it uses less digits than its factorization.

1010100551061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37317068.

The product of its (nonzero) digits is 150, while the sum is 21.

Adding to 1010100551061 its reverse (1601550010101), we get a palindrome (2611650561162).

The spelling of 1010100551061 in words is "one trillion, ten billion, one hundred million, five hundred fifty-one thousand, sixty-one".