1055212100201 has 16 divisors (see below), whose sum is σ = 1213760515968. Its totient is φ = 898631491200.

The previous prime is 1055212100099. The next prime is 1055212100219. The reversal of 1055212100201 is 1020012125501.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1055212100201 is a prime.

It is a super-2 number, since 2×1055212100201² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1055212100231) 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, 50186 + ... + 1453596.

It is an arithmetic number, because the mean of its divisors is an integer number (75860032248).

Almost surely, 2^{1055212100201} is an apocalyptic number.

It is an amenable number.

1055212100201 is a deficient number, since it is larger than the sum of its proper divisors (158548415767).

1055212100201 is a wasteful number, since it uses less digits than its factorization.

1055212100201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1404112.

The product of its (nonzero) digits is 200, while the sum is 20.

Adding to 1055212100201 its reverse (1020012125501), we get a palindrome (2075224225702).

The spelling of 1055212100201 in words is "one trillion, fifty-five billion, two hundred twelve million, one hundred thousand, two hundred one".