121201211000022 has 128 divisors (see below), whose sum is σ = 256142247060480. Its totient is φ = 38184091545600.

The previous prime is 121201211000003. The next prime is 121201211000029. The reversal of 121201211000022 is 220000112102121.

121201211000022 is digitally balanced in base 4, 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 = 121201210999965 and 121201211000010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121201211000029) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1311641022 + ... + 1311733422.

It is an arithmetic number, because the mean of its divisors is an integer number (2001111305160).

Almost surely, 2^{121201211000022} is an apocalyptic number.

121201211000022 is an abundant number, since it is smaller than the sum of its proper divisors (134941036060458).

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

121201211000022 is a wasteful number, since it uses less digits than its factorization.

121201211000022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93238.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 121201211000022 its reverse (220000112102121), we get a palindrome (341201323102143).

The spelling of 121201211000022 in words is "one hundred twenty-one trillion, two hundred one billion, two hundred eleven million, twenty-two", and thus it is an aban number.