1211104001150 has 24 divisors (see below), whose sum is σ = 2371214151480. Its totient is φ = 458944673760.

The previous prime is 1211104001113. The next prime is 1211104001153. The reversal of 1211104001150 is 511004011121.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1211104001153) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 637422209 + ... + 637424108.

It is an arithmetic number, because the mean of its divisors is an integer number (98800589645).

Almost surely, 2^{1211104001150} is an apocalyptic number.

1211104001150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1211104001150 is a deficient number, since it is larger than the sum of its proper divisors (1160110150330).

1211104001150 is a wasteful number, since it uses less digits than its factorization.

1211104001150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1274846348 (or 1274846343 counting only the distinct ones).

The product of its (nonzero) digits is 40, while the sum is 17.

Adding to 1211104001150 its reverse (511004011121), we get a palindrome (1722108012271).

The spelling of 1211104001150 in words is "one trillion, two hundred eleven billion, one hundred four million, one thousand, one hundred fifty".