1201101211151 has 2 divisors, whose sum is σ = 1201101211152. Its totient is φ = 1201101211150.

The previous prime is 1201101211139. The next prime is 1201101211367. The reversal of 1201101211151 is 1511121011021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1201101211151 - 2¹⁴ = 1201101194767 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1201101201151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 600550605575 + 600550605576.

It is an arithmetic number, because the mean of its divisors is an integer number (600550605576).

Almost surely, 2^{1201101211151} is an apocalyptic number.

1201101211151 is a deficient number, since it is larger than the sum of its proper divisors (1).

1201101211151 is an equidigital number, since it uses as much as digits as its factorization.

1201101211151 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20, while the sum is 17.

Adding to 1201101211151 its reverse (1511121011021), we get a palindrome (2712222222172).

The spelling of 1201101211151 in words is "one trillion, two hundred one billion, one hundred one million, two hundred eleven thousand, one hundred fifty-one".