121011442130 has 16 divisors (see below), whose sum is σ = 229284838080. Its totient is φ = 45856967472.

The previous prime is 121011442103. The next prime is 121011442141. The reversal of 121011442130 is 31244110121.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 318450974 + ... + 318451353.

It is an arithmetic number, because the mean of its divisors is an integer number (14330302380).

Almost surely, 2^121011442130 is an apocalyptic number.

121011442130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121011442130 is a deficient number, since it is larger than the sum of its proper divisors (108273395950).

121011442130 is a wasteful number, since it uses less digits than its factorization.

121011442130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 636902353.

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 121011442130 its reverse (31244110121), we get a palindrome (152255552251).

The spelling of 121011442130 in words is "one hundred twenty-one billion, eleven million, four hundred forty-two thousand, one hundred thirty".