1901101104 has 200 divisors, whose sum is σ = 6316563968. Its totient is φ = 540743040.

The previous prime is 1901101057. The next prime is 1901101141. The reversal of 1901101104 is 4011011091.

It is a super-2 number, since 2×1901101104² = 7228370815260037632, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 3329139 + ... + 3329709.

Almost surely, 2^1901101104 is an apocalyptic number.

1901101104 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1901101104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3158281984).

1901101104 is an abundant number, since it is smaller than the sum of its proper divisors (4415462864).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1901101104 is a wasteful number, since it uses less digits than its factorization.

1901101104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 965 (or 950 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 18.

The square root of 1901101104 is about 43601.6181351105. The cubic root of 1901101104 is about 1238.8015441160.

Adding to 1901101104 its reverse (4011011091), we get a palindrome (5912112195).

The spelling of 1901101104 in words is "one billion, nine hundred one million, one hundred one thousand, one hundred four".