1010121100 has 36 divisors (see below), whose sum is σ = 2245434408. Its totient is φ = 394192000.

The previous prime is 1010121037. The next prime is 1010121121. The reversal of 1010121100 is 11210101.

1010121100 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 119086 + ... + 127285.

It is an arithmetic number, because the mean of its divisors is an integer number (62373178).

Almost surely, 2^1010121100 is an apocalyptic number.

1010121100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1010121100 is an abundant number, since it is smaller than the sum of its proper divisors (1235313308).

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

1010121100 is a wasteful number, since it uses less digits than its factorization.

1010121100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 246426 (or 246419 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 7.

The square root of 1010121100 is about 31782.4023635722. The cubic root of 1010121100 is about 1003.3623817179.

Adding to 1010121100 its reverse (11210101), we get a palindrome (1021331201).

The spelling of 1010121100 in words is "one billion, ten million, one hundred twenty-one thousand, one hundred".