121401123122 has 16 divisors (see below), whose sum is σ = 190240710912. Its totient is φ = 58034735760.

The previous prime is 121401123101. The next prime is 121401123133. The reversal of 121401123122 is 221321104121.

121401123122 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 121401123094 and 121401123103.

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, 11790533 + ... + 11800824.

It is an arithmetic number, because the mean of its divisors is an integer number (11890044432).

Almost surely, 2^121401123122 is an apocalyptic number.

121401123122 is a deficient number, since it is larger than the sum of its proper divisors (68839587790).

121401123122 is a wasteful number, since it uses less digits than its factorization.

121401123122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23591473.

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

Adding to 121401123122 its reverse (221321104121), we get a palindrome (342722227243).

The spelling of 121401123122 in words is "one hundred twenty-one billion, four hundred one million, one hundred twenty-three thousand, one hundred twenty-two".