10211554553123 has 16 divisors (see below), whose sum is σ = 12854893549056. Its totient is φ = 7879802523840.

The previous prime is 10211554553117. The next prime is 10211554553147. The reversal of 10211554553123 is 32135545511201.

It is a cyclic number.

It is not a de Polignac number, because 10211554553123 - 2⁶ = 10211554553059 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10211554553723) 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, 643766786 + ... + 643782647.

It is an arithmetic number, because the mean of its divisors is an integer number (803430846816).

Almost surely, 2^{10211554553123} is an apocalyptic number.

10211554553123 is a deficient number, since it is larger than the sum of its proper divisors (2643338995933).

10211554553123 is a wasteful number, since it uses less digits than its factorization.

10211554553123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1287549554.

The product of its (nonzero) digits is 90000, while the sum is 38.

The spelling of 10211554553123 in words is "ten trillion, two hundred eleven billion, five hundred fifty-four million, five hundred fifty-three thousand, one hundred twenty-three".