421101202101124 has 6 divisors (see below), whose sum is σ = 736927103676974. Its totient is φ = 210550601050560.

The previous prime is 421101202101121. The next prime is 421101202101179.

421101202101124 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in only one way, i.e., 260995656729600 + 160105545371524 = 16155360^2 + 12653282^2 .

It is a super-2 number, since 2×421101202101124² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 421101202101095 and 421101202101104.

It is not an unprimeable number, because it can be changed into a prime (421101202101121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52637650262637 + ... + 52637650262644.

Almost surely, 2^{421101202101124} is an apocalyptic number.

It is an amenable number.

421101202101124 is a deficient number, since it is larger than the sum of its proper divisors (315825901575850).

421101202101124 is a wasteful number, since it uses less digits than its factorization.

421101202101124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105275300525285 (or 105275300525283 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 22.

It can be divided in two parts, 42110120 and 2101124, that added together give a palindrome (44211244).

The spelling of 421101202101124 in words is "four hundred twenty-one trillion, one hundred one billion, two hundred two million, one hundred one thousand, one hundred twenty-four".