1213012101104 has 10 divisors (see below), whose sum is σ = 2350210945920. Its totient is φ = 606506050544.

The previous prime is 1213012101089. The next prime is 1213012101107. The reversal of 1213012101104 is 4011012103121.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1213012101107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37906628144 + ... + 37906628175.

It is an arithmetic number, because the mean of its divisors is an integer number (235021094592).

Almost surely, 2^{1213012101104} is an apocalyptic number.

It is an amenable number.

1213012101104 is a deficient number, since it is larger than the sum of its proper divisors (1137198844816).

1213012101104 is an equidigital number, since it uses as much as digits as its factorization.

1213012101104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75813256327 (or 75813256321 counting only the distinct ones).

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

Adding to 1213012101104 its reverse (4011012103121), we get a palindrome (5224024204225).

The spelling of 1213012101104 in words is "one trillion, two hundred thirteen billion, twelve million, one hundred one thousand, one hundred four".