1201012143101 has 8 divisors (see below), whose sum is σ = 1201412055480. Its totient is φ = 1200612307968.

The previous prime is 1201012143053. The next prime is 1201012143131. The reversal of 1201012143101 is 1013412101021.

It can be written as a sum of positive squares in 4 ways, for example, as 662587860025 + 538424283076 = 813995^2 + 733774^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1201012143101 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1201012143101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1201012143131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49828685 + ... + 49852781.

It is an arithmetic number, because the mean of its divisors is an integer number (150176506935).

Almost surely, 2^{1201012143101} is an apocalyptic number.

It is an amenable number.

1201012143101 is a deficient number, since it is larger than the sum of its proper divisors (399912379).

1201012143101 is an equidigital number, since it uses as much as digits as its factorization.

1201012143101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38623.

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 1201012143101 its reverse (1013412101021), we get a palindrome (2214424244122).

The spelling of 1201012143101 in words is "one trillion, two hundred one billion, twelve million, one hundred forty-three thousand, one hundred one".