1200101202111 has 8 divisors (see below), whose sum is σ = 1828725641344. Its totient is φ = 685772115480.

The previous prime is 1200101202101. The next prime is 1200101202121. The reversal of 1200101202111 is 1112021010021.

It is an interprime number because it is at equal distance from previous prime (1200101202101) and next prime (1200101202121).

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

It is not a de Polignac number, because 1200101202111 - 2¹³ = 1200101193919 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1200101202101) 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, 28573838125 + ... + 28573838166.

It is an arithmetic number, because the mean of its divisors is an integer number (228590705168).

Almost surely, 2^{1200101202111} is an apocalyptic number.

1200101202111 is a deficient number, since it is larger than the sum of its proper divisors (628624439233).

1200101202111 is an equidigital number, since it uses as much as digits as its factorization.

1200101202111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57147676301.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 1200101202111 its reverse (1112021010021), we get a palindrome (2312122212132).

The spelling of 1200101202111 in words is "one trillion, two hundred billion, one hundred one million, two hundred two thousand, one hundred eleven".