121202201211004 has 12 divisors (see below), whose sum is σ = 216616700037024. Its totient is φ = 59311715486144.

The previous prime is 121202201211001. The next prime is 121202201211043. The reversal of 121202201211004 is 400112102202121.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121202201211001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 322346279629 + ... + 322346280004.

It is an arithmetic number, because the mean of its divisors is an integer number (18051391669752).

Almost surely, 2^{121202201211004} is an apocalyptic number.

It is an amenable number.

121202201211004 is a deficient number, since it is larger than the sum of its proper divisors (95414498826020).

121202201211004 is a wasteful number, since it uses less digits than its factorization.

121202201211004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 644692559684 (or 644692559682 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 121202201211004 its reverse (400112102202121), we get a palindrome (521314303413125).

The spelling of 121202201211004 in words is "one hundred twenty-one trillion, two hundred two billion, two hundred one million, two hundred eleven thousand, four".